Ppt on nitrogen cycle and nitrogen fixation formula

Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

cycle, corporations paid just 6% of all Oregon’s income taxes, compared to 18% from 1973-75 In the 2009-2011 budget cycle/ stop allowing spraying of Roundup Pesticides Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests these actually promote/and throughout Germany (2010) Accidental contamination of GE corn in Ireland and throughout Germany (2010) Australian baby formula contaminated with GM soy (2010) Australian baby formula/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

….. Even so, the EPA and NAS have OK’d human subject testing….. Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Pesticides Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

….. Even so, the EPA and NAS have OK’d human subject testing….. Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Pesticides Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests/


Marine Science Unit 4: umassmarine.net. Marine Science: Chemical Oceanography Day 1 – Water Structure and Properties Objectives: Explain the structure.

seawater chemical, you figure out the salinity. The formula for determining salinity is based on all the /and ecosystem stability are all dependent upon biogeochemical cycles Nitrogen Cycle Organisms require nitrogen for organic compounds like proteins, DNA, and chlorophyll (the plant pigment used in photosynthesis) Nitrogen makes up 78% of the air and 48% of all dissolved gasses in seawater… gaseous nitrogen must be converted into a chemically usable form before living things can use it Nitrogen Fixation/


ECOLOGY Like all organisms, we interact with our environment To understand these interactions better and to learn how to control them, we turn to the science.

the roots of plants called legumes, convert nitrogen gas into ammonia in a process known as nitrogen fixation –Other bacteria in the soil convert ammonia into nitrates and nitrites –Once these products are available, producers can use them to make proteins –Consumers then eat the producers and reuse the nitrogen to make their own proteins Nitrogen Cycle When organisms die, decomposers return nitrogen to the soil as ammonia: –The/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

….. Even so, the EPA and NAS have OK’d human subject testing….. Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Monsanto’s Roundup purchased by US government for aerial spraying in Colombia as part of “War on Drugs” Pesticides Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests/


THE BIOSPHERE COLLEGE PREP BIOLOGY CHAPTER 3. 3-1 WHAT IS ECOLOGY ECOLOGY IS THE STUDY OF INTERACTIONS AMONG ORGANISMS AND HOW THE ORGANISMS INTERACT.

) 3. MODELING: HELPS SCIENTISTS GAIN INSIGHT INTO COMPLEX PHENOMENA (MATHEMATICAL FORMULAS) *ALL THREE APPROACHES RELY ON THE APPLICATION OF THE SCIENTIFIC METHOD!!!/NITROGEN CYCLE 1. BACTERIA USE NITROGEN GAS AND CONVERT IT INTO AMMONIA. THIS IS CALLED NITROGEN FIXATION. 2. OTHER BACTERIA CONVERT AMMONIA INTO NITRATES AND NITRITES 3. PRODUCERS USE NITRATES AND NITRITES TO MAKE PROTEINS 4. CONSUMERS EAT PRODUCERS AND REUSE NITROGEN TO MAKE THEIR OWN PROTEINS 5. ORGANISMS DIE AND DECOMPOSERS RETURN NITROGEN/


The Biosphere. Chapter 3 Outline 3-1: What is Ecology? –Interactions and Interdependence –Levels of Organization –Ecological Methods 3-2: Energy Flow.

break it down to be used by plants and animals –Nitrogen fixation – the process of converting nitrogen gas into ammonia (after this other bacteria convert ammonia into nitrates to be absorbed by plant roots) Nitrogen Cycle When organisms die, decomposers return nitrogen to the soil as ammonia. Other soil bacteria convert it back to nitrogen gas in a process called denitrification. Nitrogen Cycle N 2 in Atmosphere NH 3 NO/


BAHAN KAJIAN: STELA-SMNO.FPUB.APRIL2013

v2, where v is the wind velocity and ρ is the air density. The formula presented is structured in two parts: (A/, soil. water supply and other factors permit crop growth and development. Thus, a growing cycle is a property of the/and dry deposition, nitrogen fixation, sedimentation), compared to nutrient losses (harvested product, crop residue removal, leaching, erosion, denitrification) (Smaling, 1993). Data for nutrient inputs and nutrients removed by harvest are gathered for various land use systems, and/


An introduction to metalloenzymes and biotechnological approaches to studying them 12.755 L10 Urease is an enzyme that catalyzes the hydrolysis of urea.

(Vitamin B12) Metalloenzymes in Photosynthesis Metalloenzymes in Photosynthesis (From Raven 2000) Metalloenzymes in carbon fixation Metalloenzymes in Nitrogen Utilization Metalloenzymes in the Nitrogen Biogeochemical Cycle Key enzyme in the nitrification reaction: ammonia (NH3)  hydroxylamine (NH2OH)  nitrite (/formula The parameters K and lambda can be thought of simply as natural scales for the search space size and the scoring system respectively. We call this the E-value for the score S. This formula/


Ecology I. Ecology of Ecosystems and Communities.

cycles a) Carbon Cycle b) Nitrogen Cycle c) Phosphorus Cycle Carbon in Atmosphere Carbon in The Earth Carbon in living things Components of the Nitrogen Cycle Bacteria (chemoautotrophs) Nitrogen Fixation (converts atmospheric nitrogen-N 2 to ammonia- NH 3 ) -Azotobacter (soil) -Rhizobium (found in root nodules of legumes) Nitrification (changes NH 3 to NO 2 - (nitrite) and/quadrats all over, get mean # plants per quadrat, estimate total area formula: population size = mean #per quadrat x total area area of /


Flight Physiology 101 Jeremy Maddux, NREMTP. Functions of the Atmosphere Source of oxygen and carbon dioxide Shield against cosmic and solar radiation.

amount of gases dissolved in solution decreases and this leads to hypoxia and may lead to nitrogen bubble formation Henry’s Law Henry’s Law Formula –P1 ÷ A1 – P2 ÷/reversal of the breathing cycle to passive inspiration and very active expiration Positive Pressure Breathing Tendency to hyperventilate must be monitored, and controlled with training / –Visual fixation on a point outside the aircraft –Cool air blown to face –Symptoms are subjective and so are the cures! Prevention –Fear and anxiety contribute/


1. 2 CH.3-1 WHAT IS BIOLOGY INTERACTIONS AND INTERDEPENDENCE ___________ is the scientific study of interactions among ____________ and between organisms.

insight into such areas. Many of these type of studies consist of _______________ formulas based on data collected through observations and experiments. Modeling mathematical 16 CH. 3-2 ENERGY FLOW At the core/nitrogen gas in a process called _________________. Nitrogen fixation denitrification 68 69 This process releases nitrogen into the atmosphere once again. The Phosphorus Cycle _________________ is essential to living organisms because it forms part of important life-sustaining molecules such as DNA and/


The Biosphere/ Ecology Notes What is Ecology? Scientific study of interactions among organisms and between organisms and their environment.

down glucose into carbon dioxide and water, releasing energy in the process. Nitrogen Cycle N 2 in Atmosphere NH 3 NO 3 - and NO 2 - Nitrogen Cycle – 78% of Earth’s atmosphere is Nitrogen gas = N 2 Nitrogen containing products: – Ammonia (NH 3 ) – Nitrate ions (NO 3 -) – Nitrite ions (NO 2 -) Nitrogen is needed for protein and nucleic acid synthesis Nitrogen Cycle – Converting nitrogen gas into ammonia is called nitrogen fixation. Only certain types of/


March 7, 2011 Chapter 3 Quiz tomorrow – key ideas and vocabulary! Outline is due!! We will review our exams tomorrow – lots of kids need to take it today.

LAND, WATER AND AIR ATMOSPHERE LITHOSPHERE HYDROSPHERE Ecological Methods: Observing Ecological Methods: Experimenting Ecological Methods: Modeling Make models: -math formulas -data tested by/CYCLE Nitrogen Cycle Organisms require nitrogen for AA. Most abundant: nitrogen gas or N2 - 78% of atmosphere Ammonia, nitrate and nitrite ions are found in waste products –Also found in ocean and large water bodies Human activity adds nitrogen as nitrate due to fertilizers Nitrogen fixation – bacteria covert nitrogen/


Ecology Notes - 2015. What is Ecology? Ecology – study of the interactions of living organisms with one another and with their physical environment. Greek.

Atmosphere NH 3 NO 3 - and NO 2 - Section 3-3 NITROGEN CYCLE BIOLOGY; Miller and Levine; Prentice Hall; 2006 WHY IS NITROGEN IMPORTANT? Image by Riedell __________________make DNA and RNA. Nitrogen is needed to make proteins. /and changing (“fixing”) nitrogen into a form that plants can use is called __________________. Consumers get nitrogen by eating producers or other animals that contain nitrogen. Nitrogen Fixation Image from: http://www.utdallas.edu/images/departments/biology/misc/gonzalez-image.jpg and/


PHOTOSYNTHESIS and RESPIRATION

cycle is supplied by ATP and NADPH that was made during Stage 2. In a series of enzyme-assisted chemical reactions within the chloroplast called carbon dioxide fixation/ribose (a 5-carbon sugar) BLUE = adenine (a nitrogenous base) GREEN = phosphate groups ATP Stores and Releases Energy The energy from ATP is released when the /then aerobic respiration. Cellular Respiration REACTANTS: glucose, oxygen, ADP, extra phosphate The chemical formula for cellular respiration is: C6H12O6 + 6O2 + ADP + P  6CO2 + 6H2O/


The Biosphere Chapter 3 What is Ecology?  scientific study of interactions among organisms and between organisms and their environment.

.  Matter moves through an ecosystem in biogeochemical cycles. Water Cycle Carbon Cycle Nitrogen Cycle N 2 in Atmosphere NH 3 NO 3 - and NO 2 - Nitrogen Cycle  78% of Earth’s atmosphere is Nitrogen gas = N 2  Nitrogen containing products:  Ammonia (NH 3 )  Nitrate ions (NO 3 -)  Nitrite ions (NO 2 -)  Nitrogen is needed for protein and nucleic acid synthesis Nitrogen Cycle  Converting nitrogen gas into ammonia is called nitrogen fixation.  Only certain types of bacteria can/


PHOTOSYNTHESIS and CELLULAR RESPIRATION. SECTION 1 Photosynthesis.

called carbon dioxide fixation, CO 2 molecules adhere to existing carbon compounds to form sugars for long-term energy storage. This process called the Calvin Cycle uses the energy made in the 2 nd stage of photosynthesis, and is often referred /energy currency” of a cell. RED = ribose (a 5-carbon sugar) BLUE = adenine (a nitrogenous base) GREEN = phosphate groups Adenosine Triphosphate ATP Stores and Releases Energy The energy from ATP is released when the bonds that hold the phosphate groups together are/


Chapter 3 The Biosphere. 3-1 What Is Ecology? Interactions & Interdependence Ecology – study of interactions among organisms & between organisms and their.

that they breed and produce fertile offspring. 2.Population – group of individuals that belong to the same species and live in the /time or are on a large scale b.Use mathematical formulas 3-2 Energy Flow Most important factor in ecosystems /Nitrogen cycle Nitrogen necessary to make amino acids → proteins Forms of naturally occurring N includes: N 2 - ~ 78% of atmosphere Ammonia NitratesWastes & dead organisms Nitrites Cycle includes these processes: 1.Human activity = plant fertilizer 2. Nitrogen fixation/


200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Populations Terms and Definitions Chains, Webs & Pyramids.

its chemical formula? Photosynthesis is the process by which plants turn carbon dioxide and water into food and oxygen. 6H 2 O + 6CO 2  C 6 H 12 O 6 +6O 2 Name the process performed by bacteria that take nitrogen gas from the atmosphere and turns it into nitrates for use by plants Nitrogen Fixation Name two ways that humans have altered the carbon cycle, resulting in/


Instructions for using this template. Remember this is Jeopardy, so where I have written “Answer” this is the prompt the students will see, and where.

Points Cycle this or move it through A group of organisms of the same species living a certain area What is a population? This is the formula for finding the size of a population using the mark and recapture/ this group. What are producers? This is the process and these are the organisms that convert atmospheric nitrogen into nitrates in the soil. What is nitrogen- fixation and what are nitrogen- fixating bacteria? Plants take in nitrogen and phosphorus compounds through these. What are roots? This biome is/


Today’s Agenda: 1  Go to the back and get the handout (two sheets). Staple if you want.  Pick a group (no more than 4 in a group)  Each group will be.

COMPLEX PHENOMENA  MAY CONSIST OF MATHEMATICAL FORMULAS BASED ON DATA COLLECTED THROUGH OBSERVATION AND EXPERIMENTATION  USED TO STUDY LONG /Cycle and Carbon Cycle 69  Crash Course  https://www.youtube.com/watch?v=2D7hZpIYlCA https://www.youtube.com/watch?v=2D7hZpIYlCA 75. NITROGEN 70  REQUIRED BY ALL LIVING ORGANISMS  USE TO MAKE AMINO ACIDS WHICH ARE IN TURN USED TO BUILD PROTEINS 76. MAIN RESERVOIR OF NITROGEN FOUND IN THE BIOSPHERE 71  MOST NITROGEN IS FOUND IN THE ATMOSPHERE 77. NITROGEN FIXATION/


BAHAN KAJIAN: STELA-SMNO.FPUB.APRIL2013. CONCEPTS, DEFINITIONS AND PRINCIPLES "Lahan adalah area tertentu di permukaan bumi, yang melingkupi semua atribut.

2, where v is the wind velocity and ρ is the air density. The formula presented is structured in two parts: (A/, soil. water supply and other factors permit crop growth and development. Thus, a growing cycle is a property of the/and dry deposition, nitrogen fixation, sedimentation), compared to nutrient losses (harvested product, crop residue removal, leaching, erosion, denitrification) (Smaling, 1993). Data for nutrient inputs and nutrients removed by harvest are gathered for various land use systems, and/


Title Page Photo “You will die but the carbon will not; its career does not end with you. It will return to the soil, and there a plant may take it up.

-3). –O 2 is mainly a byproduct of photosynthesis: remember formula of photosynthesis. –Other sources...e.g. ozone, etc (see pg 295). –Fig. 10-8 Nitrogen Cycle –N 2 – Atmospheric nitrogen (78% of air); also pg 56. Other Mineral Cycles (don’t study for test) –These include other impt trace minerals (e.g., phosphorous, sulfur, and calcium) –Nitrogen fixation (see caption, pg 296). This is when plants/organisms/


CHILD AND ADOLESCENT NUTRITION. Definition: Nutrition = modifications of food`s components in the body to maintain life. The processes of growth, maintenance.

and some minerals; Plastic factors: protein and some minerals; Factors energy: carbohydrates and lipids; Biocatalyst factors: vitamins, minerals, water. Protein: - necessary for growth, - sole source of nitrogen and/ fixation and release are regulated by parathyroid hormone in the presence of vitamin D and tireocalcytonin (hypocalcemya hormone). Mineral Salts Calcium Sources: milk and dairy/ and prolonged breast feeding; - diversification of food (at 4 - 4 1 / 2 months for infants fed standard formula or/


ECOLOGY. Biosphere and Its Units ECOLOGY The study of the relationships between organisms and their environment. Not just related to pollution Unifying.

NITROGEN CYCLE Process by which nitrogen passes from the atmosphere to organisms and back again Four major processes Nitrogen Fixation - bacteria convert nitrogen gas into ammonium compounds; live in roots of legumes Ammonification - bacteria break down nitrogen- containing amino acids from animal wastes and/ Change in population size expressed as mathematical formula: Change = (Births + Immigrants) - (Deaths + Emigrants) Climax communities, birth and death rates remain about same Developing communities /


Martin Donohoe, MD, FACP Portland State University

by 40% over the past 12 years In the 2009-2011 budget cycle, corporations paid just 6% of all Oregon’s income taxes, compared / industry worldwide $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests these actually promote /GE Crop Contamination Accidental contamination of GE corn in Ireland and throughout Germany (2010) Australian baby formula contaminated with GM soy (2010) GM contaminated Canadian /


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

cycle, corporations will pay just 6% of all /and fungicides sold to American farmers each year $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation/and throughout Germany (2010) Dow AgroScience GM corn contaminates 53,000 acres in US in 2007 Dow AgroScience GM corn contaminates 53,000 acres in US in 2007 Australian baby formula contaminated with GM soy (2010) Australian baby formula/


Predation-Amensalism Summary Gause did early predator-prey experiments, and concluded that cycles in nature result from constant migration, because he.

for the cycling of nutrients; and can affect the productivity and structure of plant communities. It increases prevalence of species with: –Low nutritive value (low nitrogen) –/formula S=cA z –where: S = the number of species, c= a constant measuring the number of species/unit area, A= habitat area, and/immobilization Terrestrial communities: Nutrient sources Weathering of rock (K, P, Ca and many others) Fixation of CO 2 (photosynthesis) and N 2 Dryfall (particles in the atmosphere) Wetfall (snow & rain/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

decreased by 40% over the past 12 years In the 2009-2011 budget cycle, corporations will pay just 6% of all Oregon’s income taxes, compared to 18% from 1973-75 In the/ Pesticides $2.4 billion worth of insecticides and fungicides sold to American farmers each year $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests these actually promote/


Photosynthesis. Plants use water and carbon dioxide from the air to synthesize glucose ( 葡萄 糖 ) and other carbohydrates ( 醣類 ). The synthesis of organic.

the body, glucose produces carbon dioxide, water, and some nitrogen ( 氮 ) compounds and in the process provides energy which can be used by the cells. As/sugars. Comparison of Glucose and Fructose Glucose and fructose are the two most important simple sugars for human consumption. They have the same molecular formula, C 6 H 12 /leads to the practice of calling this cycle the C 3 cycle. C3 plants In C3 plants the photosynthesis, carbon fixation and Calvin cycle all occur in a single chloroplast. About/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

decreased by 40% over the past 12 years In the 2009-2011 budget cycle, corporations will pay just 6% of all Oregon’s income taxes, compared to 18% from 1973-75 In the/ Pesticides $2.4 billion worth of insecticides and fungicides sold to American farmers each year $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation, decrease crop yields Evidence suggests these actually promote/


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

the 2009-2011 budget cycle, corporations will pay just 6% of all Oregon’s income /and fungicides sold to American farmers each year $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation/Ireland and throughout Germany (2010) Accidental contamination of GE corn in Ireland and throughout Germany (2010) Australian baby formula contaminated with GM soy (2010) Australian baby formula /


Health and Environmental Consequences of Genetically- Modified Foods and Biopharming Martin Donohoe, MD, FACP Portland State University Oregon Physicians.

cycle, corporations will pay just 6% of all /and fungicides sold to American farmers each year $2.4 billion worth of insecticides and fungicides sold to American farmers each year Pesticides inhibit nitrogen fixation, decrease crop yields Pesticides inhibit nitrogen fixation/and throughout Germany (2010) Dow AgroScience GM corn contaminates 53,000 acres in US in 2007 Dow AgroScience GM corn contaminates 53,000 acres in US in 2007 Australian baby formula contaminated with GM soy (2010) Australian baby formula/


An introduction to metalloenzymes and biotechnological approaches to studying them 12.755 L10 Urease (nickel) Aconitase (iron)

(Vitamin B12) Metalloenzymes in Photosynthesis Metalloenzymes in Photosynthesis (From Raven 2000) Metalloenzymes in carbon fixation Metalloenzymes in Nitrogen Utilization Metalloenzymes in the Nitrogen Biogeochemical Cycle Key enzyme in the nitrification reaction: ammonia (NH3)  hydroxylamine (NH2OH)  nitrite (/formula The parameters K and lambda can be thought of simply as natural scales for the search space size and the scoring system respectively. We call this the E-value for the score S. This formula/


3.1 WHAT IS ECOLOGY? 3.2 ENERGY FLOW 3.3 CYCLES OF MATTER CH 3 THE BIOSPHERE.

Nutrients Every living organism needs nutrients to build tissues and carry out essential life function  Like water, nutrients are passed between organisms 3-3 Cycles Of Matter Nitrogen CycleNitrogen Fixation-Nitrogen gas into ammonia  Denitrification- Nitrates into nitrogen gas Phosphorus Cycle  Not common in the biosphere but needed in RNA and DNA  Plants absorb it from the soil and start the cycle Carbon Cycle  Calcium carbonate needed for bones, Carbon Dioxide needed/


Classifying Life: Old Scheme emphasized difference between prokaryotes (bacteria) and eukaryotes (cells with nuclei) all eukaryotes that weren’t plants,

and live everywhere - h alf of all carbon and 90% of nitrogen + phosphorus found in life is contained in prokaryotes They have amazingly diverse metabolisms - bacteria catalyze chemical transformations that affect our atmosphere and global carbon and nitrogen cycles/O + S 2 general formula for sugar light Photo-/cycling nutrients through different molecular forms Denitrification by bacteria + archaea Nitrification by bacteria Decomposition by bacteria, archaea, fungi Nitrification by bacteria Fixation/


BRE 211: Principles of Agriculture and Forestry

fixation. Fertilizer is within reach of the roots and the/nitrogen fertilizers. Phosphatic fertilizers Are of three grades depending on their solubility. Water-soluble phosphate Citrate-soluble phosphate Phosphates that are only soluble in strong mineral acids such as sulphuric acid and nitric acid. The solubility depends on the chemical composition or formula of the phosphate and/and populations of crop pests. The basic principle of cultural control is the disruption of the development and life cycles/


Hydrogen, Oxygen and Water Chapter 18. Hydrogen Chemistry Hydrogen: Greek- hydro-water and genes-forming 1 1.0079 H The lightest element and has only.

abundant element in the universe (90% of all atoms and ¾ of total mass), followed by Helium. Hydrogen is found in the stars and plays an important role in powering the Universe through i nterstellar proton-proton reaction * and carbon-nitrogen cycle **. 4 1 H→ 4 He + 2e + +/anhdrous salt; mass of water is found by subtraction. 4.From mass of water and anhdrous salt; determine moles of each. Determining Formula of Hydrate,x. 5.Determine x in Empirical Formula Hydrate. (_CuSO 4.xH 2 O) X = moles H 2 O / moles/


1 Nitrogen in the Environment David Gay 1 & Bob Hall 2 1 NADP Program Office, (217) 244-0462 2 U.S. Environmental.

into groundwater 19 20 Nitrogen Cycle 21 Sources of Nitrogen to the Atmosphere Burning (oxidized nitrogen, particularly) Animals (ammonia) 22 Hog Production in USA (1 dot= 10,000 Hogs and Pigs) 23 Cows and Pigs and Chickens and Sheep and Goats and etc. etc. etc/ Fertilizers Soil bacteria fix atmospheric nitrogen –N2 gas to reactive forms in the soil) Haber Process (fertilizer production) is the same thing; –artificial nitrogen fixation 28 The Fate of Reactive Nitrogen N Fertilizer Produced N Fertilizer /


Characteristics and Components of an Ecosystem AICE EM: Biosphere Key Content 1 Or everything I should remember from Biology class!!! MORE.

2 0 and enters a photosystem, located in thylakoid membranes Electrons move along photosystem Oxygen is byproduct 2 H 2 0 → 4 H + + 4e - + O 2 Photosynthesis – 2 nd reaction Calvin Cycle (or alternative pathways) Carbon fixation – /,000 10,000 100 Nutrient Cycles Water Carbon Nitrogen Phosphorus Sulfur Fig. 3-17, p. 66 Transpiration from plants Evaporation from land Precipitation to land Precipitation to ocean Evaporation from ocean Condensation Infiltration and percolation into aquifer Surface runoff /


Biology : Is a science that studies living things and provides an under standing of life. Q : How to define life 1.Living things are organized. 2.Take.

formula of these molecules is (CH 2 O) n.  Carbohydrates include mono saccharides (one sugar), disaccharides (two sugars joined together), and /deoxyribose (DNA) 2. Nitrogen bases (purine, pyrimidine ). DNA contains tow purines (adenine, guanine ) and tow pyrimidines (cytosine and thymine ). DAdenine, guanine and cytosine are also present in/cause lytic cycle) After penetraining & injecting the nucleic acid and passing the eclipse phase (virus through which is visible). Then maturation phase and assembling /


Faculty of Agriculture

N is ↑↑) and use most of added Nitrogen (NO3) during their decomposition function. So more nitrogen should be distributed /this technique it is possible to ↑ No. of cropping cycles sequently without wasting time in soil preparation from crop to /K or one of them or ↓↓ % of all or one selection of proper formula is depending on: a- Environmental conditions (% of N ↓↓ in cloudy conditions). /concentration→ continuous ??? growth and production in nice ??? 4. Adsorption of elements or fixation by soil particles is/


Algae BloomHuman Cancer Blue Baby SyndromeExcess Water Weeds Young Animal IllnessAgricultural Fertilizer Tiny water plants capture the sun’s energy and.

to global warming. The Nitrogen Cycle Animals Plants Humans Paper IndustryFarm Animal Waste LegumesAtmospheric Gas The pulp and paper industry processes wood with heat, pressure and caustic solutions. Possible polluting byproducts include methanol, NOx and carbon dioxide emissions, and ammonia and nitrates releases in sludge or wastewater. Plants of this family (beans, peas, alfalfa) are able to use biological nitrogen fixation (BNF) to obtain nitrogen from the air for growth/


Amino Acid Regulation of RNA Synthesis Both protein synthesis and RNA synthesis stop when an amino acid requiring mutant exhausts the amino acid supplied.

and is given by the formula.  Using this formula, the charge for a cell falls between 0 and 1/and zinc.  In citric acid production the quantity of these is limited, while that of copper which inhibit the enzymes of the TCA cycle/deficiency  Biotin is a coenzyme in carboxylation and transcarboxylation reactions, including the fixation of CO2 to acetate to form malonate./ regulations not limited to carbon catabolites and that the recently discovered nitrogen catabolite regulation noted in primary metabolism /


LECTURE 11- 12 Derivatives of pyrrolidine, pyrazolone and pyrazolidindione: its properties, analysis, storage, action and use. Derivatives of imidazole,

Nitrogene in the positions 1, 2: Pyrazoline is a partially hydrogenated cycle of pyrazole: Completely hydrogenated cycle (saturated compound) of pyrazole names pyrazolidine: In the medical practice as antiseptic, anti-inflammatory and/formula: Phenazone General Notices (Ph Eur monograph 0421) Antipyrine Phenazonum Antipyrinum Analgesin Sedatin C 11 H 12 N 2 O 188.2 DEFINITION Phenazone contains not less than 99.0 per cent and/ dissolves). Sodium acetate CH3COONa add for fixation formed iodide acid HI: HI + /


Plant Nutrition January 2008 Andrew G. Ristvey

to carry out growth and reproductive success; full life cycle The criteria for essentiality: Arnon and Stout, 1939 Omission/are leaching prone should use a 50% WIN formula Application Rate and Timing – one application, two or three /of Turf Sites Based on FIV Soil Test Results Nitrogen (N) Symptoms of Deficiency and Toxicity Deficiency - occurs in oldest leaves first - /energy and CO2 fixation Assists in RNA translation for protein synthesis Mobile in plant Magnesium (Mg) Symptoms of Deficiency and Toxicity/


Chapter 2 NUTRIENT GENERAL CHEMISTRY AND PLANT FUNCTION.

specific criteria: 1. Plants cannot complete their life cycle without the element. 2. Deficiency symptoms for the / formula, name, and charge of each molecule should be carefully studied (memorized). Significance of each to soil fertility is presented and / is mobile in plants). Nitrogen deficiency reduces yield and hastens maturity in many plants. Nitrogen Deficiency. Shows up as chlorosis/reduces nitrate to amino-N, and nitrogenase, which is required for N 2 fixation by legumes. Deficiency symptoms are/


Chapter 2 NUTRIENT GENERAL CHEMISTRY AND PLANT FUNCTION.

specific criteria: 1. Plants cannot complete their life cycle without the element. 2. Deficiency symptoms for /chemical formula, name, and charge of each molecule should be carefully studied (memorized). Significance of each to soil fertility is presented and /N is mobile in plants). Nitrogen deficiency reduces yield and hastens maturity in many plants. Nitrogen Deficiency. Shows up as chlorosis /reduces nitrate to amino-N, and nitrogenase, which is required for N 2 fixation by legumes. Deficiency symptoms are/


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