Ppt on cells and organelles

Review of Organelles. Things to know for TEST: 1. Name of Organelle 2. Location of Organelle 3. Function of Organelle 4. Be able to identify Organelle.

Things to know for TEST: 1. Name of Organelle 2. Location of Organelle 3. Function of Organelle 4. Be able to identify Organelle Cell Wall Located: Prokaryotic Cells Eukaryotic Plant Cells Function: Protection, structural support Plasma Membrane Located: Prokaryotic Cells Eukaryotic Cells Function: Control of substances moving in and out of cell Nucleus Located: Eukaryotic Cells Function of Nucleus: Protects and organization of DNA Function of Nucleolus: Assembly of rRNA (builds ribosomes) Ribosome/


Chapter 5.3 & 5.4 The Cell: Cytoskeleton Cytoskeleton  Function  structural support  maintains shape of cell  provides anchorage for organelles

that they are both ancient and essential for life Microtubules  Structure  thickest fibers  hollow rods about 25nm in diameter  constructed of protein, tubulin  grow or shrink as more tubulin molecules are added or removed Microtubules  Function  structural support & cell movement  move chromosomes during cell division  centrioles  tracks that guide motor proteins carrying organelles to their destination  motor proteins: myosin & dynein  motility  cilia  flagella Centrioles/


Make a Cell Booklet Make a cell booklet, put title on front cover First inside page is “table of contents”. The next slide has that info. –On each subsequent.

cover First inside page is “table of contents”. The next slide has that info. –On each subsequent page, one organelle will be the topic. Include bullet statements about the organelle & draw a picture. Color and embellish as you wish. The last page should have information about prokaryotic cells. Make sure pages have numbers that correspond to your table of contents. Table of Contents Eukaryotic/


The Cell.

genes Prokaryote bacteria cells Eukaryote animal cells Types of cells - no organelles - organelles Eukaryote animal cells Eukaryote plant cells Types of cells Prokaryotic vs. eukaryotic cells Prokaryotic cell DNA in nucleoid region, without a membrane separating it from rest of cell Cell wall present in all (type differs) Eukaryotic cell chromosomes in nucleus, membrane-enclosed organelle Cell walls present in fungi and plants only More complex Membrane bound organelles present The prokaryotic cell is much/


Organelles in Cytoplasm: Ribosome Ribosomes –Small particles of _________ & ___________ –Make __________ following coded instructions from __________.

Animal cell Comparing Cells Plant Cell Animal Cell 7-3 Movement Through the Membrane Cell Membrane Cell membrane- __________ what _________ & _______ cell = Boundary!! –Takes in ______ & ________ –Eliminates waste from cell Cell Membrane (cont) Lipid bilayer- –Gives cell tough, flexible structure Lipids= ________________ –Hydrophobic tails= –Hydrophillic heads= Cell membrane (cont) Formation of lipid bilayer- phospholipids dissolve in water –hydrophilic “water loving” heads face _________ (outside cell) and/


The Cell.

genes Prokaryote bacteria cells Eukaryote animal cells Types of cells - no organelles - organelles Eukaryote animal cells Eukaryote plant cells Types of cells Prokaryotic vs. eukaryotic cells Prokaryotic cell DNA in nucleoid region, without a membrane separating it from rest of cell Cell wall present in all (type differs) Eukaryotic cell chromosomes in nucleus, membrane-enclosed organelle Cell walls present in fungi and plants only More complex Membrane bound organelles present The prokaryotic cell is much/


Chapter 3 The Cellular Level of Organization. Cell Theory cells are the building blocks for organisms all cells come from pre-existing cells cells are.

) mitochondria glucose + 0 2 ---> H 2 0 + CO 2 + ATP glycolysisin cytoplasm TCA cycle in mitochondria electron transport“ aerobic metabolism = cellular respiration fig. 3-9 Organelles (membranous) Nucleus largest organelle (usually) easiest to see control center of cell nuclear envelope nuclear pores fig. 3-1 Nucleus contains: nucleolusRNA synthesis chromatin(DNA) fig. 3-10 Nucleus contains: nucleolusRNA synthesis chromatin(DNA) chromosomes (during division/


Ultra Structure & Function of Typical Plant Cell & Cell Organelles Dr. Madhumita Bhattacharjee Assiatant Professor Botany Deptt. P.G.G.C.G. -11,Chandigarh.

organelle. Cell Wall Found in plant and bacterial cells Rigid, protective barrier Located outside of the cell membrane Made of cellulose (fiber) Vacuoles Large central vacuole usually in plant cells Many smaller vacuoles in animal cells Storage container for water, food, enzymes, wastes, pigments, etc. Quick Review Which organelle is the control center of the cell? Nucleus Which organelle holds the cell together? Cell membrane Which organelles are not found in animal cells? Cell wall/


Question 1 What specific type of organic compound is this cell structure primarily made of?

Question 16 A large, central organelle in these cells is responsible for this response to salt water. What is the name of that organelle? Question 17 In what phase of mitosis is the cell at the tip of the pointer? Question 18 How much of the cell cycle is spent in this/ substance in the solution as in the cell. What would you call that type of solution? Question 30 What phase of the cell cycle is in the field of view? Question 31 The lens closest to your eye is 10X, and the one furthest away from your eye is/


Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 3 Cell Structure and Genetic Control 3-1.

Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 3 Cell Structure and Genetic Control 3-1 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 3 Outline  Plasma Membrane  Cytoplasm & Its Organelles  Gene Expression  DNA Replication  Cell Cycle 3-2 Plasma Membrane 3-3 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display/


CELLS Building Blocks of Life.  Every living thing is made of cellsCells complete different functions in different parts of organisms.  Muscle cells.

, shapes and parts.  Their appearance will reflect their function. Cells Shapes  Plant cells are usually rectangular because of their thick cell wall.  Animal cells are usually rounded because they lack cell walls.  Cell Shape Pictures Cell Shape Pictures  Plant cells are usually rectangular because of their thick cell wall.  Animal cells are usually rounded because they lack cell walls.  Cell Shape Pictures Cell Shape Pictures The Two Cell Types  Prokaryotic  Simple cells no complex organelles/


Cells. Cell Discovery 1665 Robert Hooke: Around the time of Newton –discovered the cell –Saw dead cells of a cork plant –Called them cells because they.

) –Recycle materials from old organelles Animal Cell Organelles Mitochondrion: Power house –Provide the cell with energy –ATP important here –Surrounded by 2 membranes Animal Cell Organelles Cytosol: Soup of the cell –“Bathes” other organelles with nutrients Cell membrane: Gatekeeper –Controls what goes in or out of the cell Plant Cell Organelles Vacuole: Landfill & Scaffolding –Stores water, chemicals, and wastes –Important in plant rigidity Plant Cell Organelles Chloroplasts: Photosynthesis factories/


AP Biology The Cell. AP Biology Why are cells so small? Why can’t they be as huge as an hippo?

AP Biology Prokaryote bacteria cells Types of cells Eukaryote animal cells - no organelles - organelles Eukaryote plant cells AP Biology Types of cells Prokaryotic cell  DNA in nucleoid region, without a membrane separating it from rest of cellCell wall present in all (type differs) Eukaryotic cell  chromosomes in nucleus, membrane- enclosed organelleCell walls present in fungi and plants only  More complex  Membrane bound organelles present  Prokaryotic vs. eukaryotic cells AP Biology 2005-2006/


Quiz Review: Cells Ms. Klinkhachorn December 1, 2010 Biology.

), Eukaryote (E) or Both (B)? 3. Has a nucleus Prokaryote (P), Eukaryote (E) or Both (B)? 4. Does not have organelles Prokaryote (P), Eukaryote (E) or Both (B)? 5. Has a cell membrane Prokaryote (P), Eukaryote (E) or Both (B)? 6. Is older and simpler Prokaryote (P), Eukaryote (E) or Both (B)? 7. Is bigger Prokaryote (P), Eukaryote (E) or Both (B)? 8/


1 Chapter 4 Cell Structure & Function Topics:The Cell Eukaryotic Cells Multicellular Organization CPI BIOLOGY.

3mm54mm 2 27mm 3 2:1 5 2. Shape Shape diversity reflects functional diversity Nerve cells – long extension for transmission/reception of impulses Skin cells – flat for covering body RBCs – aneucleated, donut shaped to squeeze through capillaries 3. Internal organization Cells contain organelles (component performing a specific function) Cell membrane – surrounds cell and nucleus Nucleus – “command center”, contains DNA Prokaryotes – no nucleus Eukaryotes – have a nucleus 6/


Cell Structure and Function What the cell is going on here?

fat  phospholipid bilayer  receptor molecules  proteins lipid “tail” phosphate “head ”  Animals use bones and muscles for support  For plants to have support and stay upright, their cells are equipped with cell walls. cell membrane  cell boundary  controls movement of materials in & out  recognizes signals cytoplasm  jelly-like material holding organelles in place cell membrane  cell boundary  controls movement of materials in & out  recognizes signals cytoplasm  jelly-like material around/


AP Biology 2009-2010 Cells & Cell Organelles Doing Life’s Work.

…  take in food & digest it  take in oxygen (O 2 )  make ATP  remove waste  organelles that do this work…  cell membrane  lysosomes  vacuoles & vesicles  Mitochondria  Cell Wall (plants) ATP Regents Biology  Function  provides rigidity, tensile strength, structural support, protection against mechanical stress and infection.  aids in diffusion of gases in and out of the cell  Structure  Varies from species to species  Primarily composed of cellulose, hemicellulose/


Cell Organelles Image from: © Pearson Education Inc, Publishing as Pearson Prentice Hall; All rights reserved Nucleolus Nucleus Nuclear envelope Ribosome.

Pearson Prentice Hall Nuclear envelope Ribosome (free) Ribosome (attached) Mitochondrion Golgi apparatus Vacuole Nucleolus Nucleus Smooth endoplasmic reticulum Rough endoplasmic reticulum Cell wall Cell membrane Chloroplast Plant Cell REMEMBER… Cells without a nucleus or organelles are called: ________________ Cells with a nucleus and organelles are called: _________________ PROKARYOTES EUKARYOTES http://www.earthlife.net/prokaryotes/welcome.html http://summit.k12.co.us/schools/shs/computer/tkelley/types/


Cell structure Review A cell that has no nucleus or membrane bound organelles is a Plant cell Animal cell Prokaryotic cell Eukaryotic cell.

Mitochondrion Vacuole Golgi apparatus Endoplasmic reticulum Organelle that converts sunlight into chemical energy Chloroplast Nucleus Cell wall Cell membrane Controls what enters and leaves the cell Chloroplast Nucleus Cell wall Cell membrane Control center of the cell Chloroplast Nucleus Cell wall Cell membrane Provides protection and support for the cell Chloroplast Nucleus Cell wall Cell membrane Type of cell with nucleus and membrane bound organelles prokaryote eukaryote bacteria protein Makes RNA to/


Cell Structures Mr. Skirbst Life Science Topic 04.

things made of cells 2.Cells are basic unit of life Cell Theory Three (3) points of theory: 1.All living things made of cells 2.Cells are basic unit of life 3.Living cells come from living cells Cell Structure There are 10 basic structures inside cells called organelles Organelles 1. Cell Wall (plants only) * provides support and protection Organelles 2. Membrane * doorway to the cell Organelles 3. Nucleus * control center of cell Organelles 3. Nucleus (found/


Cytology The Study of Cells. Electron Microscopes Transmission EM Transmission EM  Internal features Scanning EM Scanning EM  Surface features EM.

 No membrane Endoplasmic Reticulum Endoplasmic Reticulum  Transport  Alterations Organelles Golgi Apparatus Golgi Apparatus  Packaging and export of materials Lysosome Lysosome  Digestive sacs  Break down food, invaders, dead organelles Organelles Cytoskeleton Cytoskeleton  Protein cell framework Provides cell shape Provides cell shape Cell movement Cell movement Cell division Cell division cilia flagellum Plant Organelles Cell Wall Cell Wall  Support/protection Plants  Cellulose Plants  Cellulose/


Cell Organelles Image from: © Pearson Education Inc, Publishing as Pearson Prentice Hall; All rights reserved Nucleolus Nucleus Nuclear envelope Ribosome.

Education Inc, Publishing as Pearson Prentice Hall; All rights reserved Nucleolus Nucleus Nuclear envelope Ribosome (attached) Ribosome (free) Cell Membrane Rough endoplasmic reticulum Golgi apparatus Mitochondrion Smooth endoplasmic reticulum Centrioles REMEMBER… Cells without a nucleus or organelles are called: ________________ Cells with a nucleus and organelles are called: _________________ PROKARYOTES EUKARYOTES http://www.earthlife.net/prokaryotes/welcome.html http://summit.k12.co.us/schools/shs/


Cell Structure & Function

the following slides.) Are you ready? Introducing the Organelles! Surrounding the Cell Cell Membrane Outer membrane of cell that controls movement of nutrients, water and gases in and out of the cell http://library.thinkquest.org/12413/structures.html Cell Wall In plant cells Supports & protects the cell http://library.thinkquest.org/12413/structures.html Inside the Cell Nucleus Directs cell activities Contains genetic material - DNA Chromosomes In nucleus Made of DNA/


Cells & Cellular Processes Where Life Begins…. Cells...  Are the simplest collection of matter that can live  Are the basic unit of structure & function.

://www.nsf.gov/news/overviews/biology/ interactive.jsp  An amazing animation of the Inner Life of the Cell - http://www.studiodaily.com/main/searchlist/ 6850.html The Cytoskeleton  Semifluid medium that supports organelles  Consists of a network of fibers that support the cell and allow for organized movement of material.  Fibers include: 1.Microtubules 2.Actin microfilaments 3.Intermediate filaments http://upload.wikimedia.org/


Cell Organelles. NAME THAT CELL TYPE!! Word Roots organ – -elle – organelle

Roots organ – a part of the body that performs a specific function -elle – little organelle – a part of a cell surrounded by a membrane that has a specialized function Data Table: Name and Function of Cell Parts and Organelles Name of Cell Part/OrganelleFunction of Cell Part/Organelle cell membrane cell wall mitochondrion chloroplast nucleus vacuole/central vacuole lysosome rough E.R. smooth E.R. Golgi apparatus ribosome nucleolus vesicle Copy/


Chapter 6: A Tour of the Cell AP Biology. Link to Evolution Miller-Urey – cellular components synthesized from early Earth Formation of protocells Fossil.

specialized structure that performs a certain function within a cell Number and complexity depends on cell type All Cells Have… Plasma membrane Boundary of cell Controls what enters, leaves Role in communication TEM cross-section of cell membrane All Cells Have… Cytoplasm/Cytosol Semi-fluid substance Where organelles are found All Cells Have… Chromosomes Genetic material (DNA) All Cells Have… Ribosomes Site where protein is made Prokaryotes vs. Eukaryotes Prokaryotes/


Cell Organelles Organelle= “little organ” Found only inside eukaryotic cells All the stuff in between the organelles is cytosol Everything in a cell except.

Apparatus Looks like a stack of plates Stores, modifies and packages proteins Molecules transported to and from the Golgi by means of vesicles Lysosomes Garbage disposal of the cell Contain digestive enzymes that break down wastes Which organelles do lysosomes work with? Mitochondria “Powerhouse of the cell” Cellular respiration occurs here to release energy for the cell to use Bound by a double membrane Has its/


Welcome to the Cell. The beginning of Microbiology.

one column) Warm Up Name two ways you can tell a prokaryotic cell from a eukaryotic cell. With your neighbor, discuss the differences between the cells and why you think those differences exist. Contain nucleic acids (DNA or RNA) No nucleus Capsid surrounds the genetic material Do NOT have membrane-bound Organelles Cannot reproduce by themselves Too small to be seen with light microscope Not/


Animal Cell Structures ELL. Animal Cell Structures 1.Contractile Vacuole2. Cilium (Cilia) 3. Centrioles4. Vesicles A Small sacs that move molecules around.

(Cilia) 3. Centrioles4. Vesicles G Small structures that help in cell division. Animal Cell Structures 1.Lysosome2. ER 3. Nucleus4. Cytoplasm H The liquid part of the cell that contains organelles. Animal Cell Structures 1. Food Vacuole2. Golgi Body 3. Mitochondrion4. Cell Membrane I A thin “bag” that lets molecules move in and out of the cell. Animal Cell Structures 1.Contractile Vacuole2. Cilium (Cilia) 3. Centrioles4. Vesicles J/


AP Biology 2007-2008 Tour of the Cell 1 AP Biology Collins I  6 lines  Choose any two organelles done in yesterdays class assignment and explain how.

Collins I  6 lines  Choose any two organelles done in yesterdays class assignment and explain how they work together to perform a specific function AP Biology Agenda  Discuss Collins  Worksheet  Chapter 4 should be read  Chapter 5 due on Friday with notes AP Biology Prokaryote bacteria cells Types of cells Eukaryote animal cells - no organelles - organelles Eukaryote plant cells AP Biology Why organelles?  Specialized structures  specialized functions  cilia or/


Cell Jeopardy 100 200 100 200 300 400 500 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 Cell Organelles Cell Processes MeiosisMitosisMisc.

the middle of the cell that controls the cell… What is nucleus? Cell Organelles- 200 Points This organelle is labeled B in the diagram at right. What is the vacuole? Cell Organelles- 300 Points Plant cells need a protective layer called… What is the cell wall? Cell Organelles- 400 Points This organelle is labeled D in the diagram at right. What is the chloroplast? Cell Organelles- 500 Points Both plants and animal cells have DNA in/


Biology: Cell Review Modern Biology©2009 Holt, Rinehart, & Winston Chapter 4.

Plasma Membrane Phospholipid bilayer – Outer & inner phosphate heads are polar – Inner portion composed of lipid tails Regulates passage in/ out of cell Separates cellular activities from environment Interfaces with environment Includes integral & peripheral proteins & lipids (sterols)  Fluid Mosaic Model Cellular Organelles & Functions Nucleus: houses/protects genetic info (DNA) Nucleolus: site of ribosomal RNA production Mitochondrion: energy production Ribosomes: protein production Endoplasmic reticulum/


What is Mitosis? Mitosis: Cell division involving somatic (non- sex) cells Involves only diploid cells Form of asexual reproduction for some life (bacteria.

Normal function performed –Cell growth –Organelles created (replicated) S Stage –Chromatin (DNA strands) duplicated G2 Stage –Cell growth –Normal /and the nucleus is gone Name that Stage! Hint: Chromatids are being pulled apart 30 seconds: Discuss with your neighbor. Name picture A, B, C, D, E. metaphase telophase prophase interphase anaphase Name this stage of the cell cycle. Mitosis A Quick Overview Review 1)In order, name the 5 stages of the cell cycle. 2)During which interphase stage do organelles/


COMMON CELL TRAITS A cell is the smallest unit that is capable of performing life functions.

and protists Cell Parts Eukaryotic cells contain specialized structures called “organelles” or little organs. protects the cell gives shape is made of cellulose A cell wall is found in plants, algae, fungi, & most bacteria. CELL WALL CELL MEMBRANE Outer covering, protective layer around ALL cells For cells with cell walls,the cell membrane is inside the cell wall Allows food, oxygen, & water into the cell & waste products out of the cell. CYTOPLASM gelatin-like inside cell/


HONORS ANATOMY & PHYSIOLOGY Cytoplasm. material between plasma membrane& nucleus site of most cellular activity 3 elements 1. Cytosol 2. Organelles 3.

in liver& kidney) breakdown & synthesize fatty acids Peroxisomes Structure Function spherical, membranous organelles containing activated digestive enzymes in acid pH many found in cells that phagocytize plasma membrane has H+ pumps enzymes digest all molecules H+ pumps/with proteins Nucleolus Structure Function bumpy threads weaving thru nucleoplasm 30% DNA 60% histones (proteins which package and regulate DNA 10% RNA genome  codes for proteins Chromatin Chromosomes Structure DNA Telomeres : DNA at either /


4.Dynamics( 动态 ) of YFP-SCAMP–Labeled Organelles in the Cytoplasm The cytoplasmic organelles labeled by the SCAMP1-YFP or YFP-SCAMP1 were highly mobile.

away from the plasma membrane(PM) in transgenic BY-2 cells. Result: the organelles labeled by SCAMP1- YFP may represent endosomal compartments in BY-2 cells Result: the organelles labeled by SCAMP1- YFP may represent endosomal compartments in BY-2 cells 5.YFP-SCAMP1–Labeled Cytoplasmic Organelles Are Distinct from the Golgi and the PVC We know : the drug BFA (brefeldin A) at low concentrations (5 to/


Levels of Organization in Biology. Fig. 1.08 Atoms HydrogenOxygen Cells Smallest level of organization living and non-living Example: Hydrogen Atom.

up the same area Example - Elephant, Zebra, grasses, Trees, Fungi, Bacteria Fig. 1.08 Atoms Molecule Macromolecule Organelle Cell Organ Tissue Organ system HydrogenOxygen Water Mitochondrion Cells Ecosystem Community Population Organism Ecosystem All living and non- living components of an area Example - –Savannah Fig. 1.08 Atoms Molecule Macromolecule Biosphere Organelle Cell Organ Tissue Organ system HydrogenOxygen Water Mitochondrion Cells Ecosystem Community Population Organism Biosphere Planet Earth


4-2: Introduction to Cells. Cell Diversity (cont.) Shape – The shape of the cell reflects the function of the cell (“form follows function”) Examples:

in nucleoid – Divided into two Domains Bacteria Archaea 2 Basic Types of Cells Eukaryotes – Organisms that have a membrane-bound nucleus and membrane-bound organelles – Also contain organelles Intracellular bodies that perform specific functions for the cell Most organelles are surrounded by a membrane Comparison of Prokaryote vs. Eukaryote Cellular Organization Over time, individual cells formed groups that functioned together Colonies – Colonial organism Collection of genetically identical/


A close up on a cell. Living things are called organisms Organisms are made up of one or more cells Your body is made up of trillions! of cells Cells.

of these parts These parts are called ‘organelles’ Each cell has a different job The internal structure of a cell The organelles (parts) of the cell A typical cell Cytoplasm Cell membrane Nucleus Mitochondria Nuclear membrane Golgi apparatus Ribosome Vacuole The cells of plants and animals are pretty similar But there are some differences The organelles (parts) of the cell A typical PLANT cell Cytoplasm Cell membrane Nucleus Mitochondria Nuclear membrane Golgi apparatus/


A LITTLE BIT MORE ABOUT CELLS. ……. DON´T HAVE NUCLEUS.

is found in the cytoplasm, the jellylike substance that fills both types of cells. Eukaryotic cells have organelles, structures that perform jobs for a cell. Most organelles are surrounded by membranes. Prokaryotic cells do not have organelles surrounded by membranes. Prokaryotic cells make up organisms called prokaryotes. All prokaryotes are tiny and consist of single cells. Bacteria are prokaryotic cells. Eukaryotic cells make up eukaryotes. You are a eukaryote, as are plants/


A Tour of the Cell. Overview: The Cell Cell: the basic unit of all living organisms Cell: the basic unit of all living organisms 2 types: 2 types: Prokaryotic.

differences: Other differences: Eukaryotes have organelles Eukaryotes have organelles Eukaryotes are generally larger Eukaryotes are generally larger The Eukaryotic Cell The Nucleus Contains genes of the cell Contains genes of the cell Enclosed by nuclear envelope Enclosed by/ of drugs & poisons Cells that synthesize steroids and/or hormones are rich in smooth ER Cells that synthesize steroids and/or hormones are rich in smooth ER Liver cells help detoxify drugs & poisons Liver cells help detoxify drugs & /


Cell Theory All organisms are made of one or more cells. The cell is the basic unit of all living things. All cells come from existing cells.

energy. (ATP) “The mighty mitochondria” Powerhouse of the cell Mitochondria Golgi Complex- membrane that surrounds (packages) substances inside the cells so it can move around the cell. Golgi Complex Lysosomes- Organelle that digests food particles, waste, damaged cell parts, & foreign invaders Lysosomes Vacuoles- Stores water and other liquids Vacuoles Cell wall- rigid structure that supports the cell 2 2 Chloroplast- organelle which uses the energy from the sun, water/


Bio105: Cell Structure & Internal Compartments Discover Biology ©2012 W.W. Norton & Company Chapter 6.

animals were too. R. Virchow (1821-1902) said all cells came from preexisting cells Cell Theory Has 3 essential parts: Cells come only from reproduction of existing cells. Cells are basic unit of structure & function in organisms. All living organisms are composed of 1 or more cells. Cell Types: 2 Basic Types 1. Prokaryotic i. Has no membrane-bound organelles or nucleus ii.Is divided into 2 domains a/


DO NOW 1.Label the cell: 2.Take out HW 8 Organelles you must know for the Regents 1.Nucleus- Stores DNA 2.Cell Membrane- Controls what enters and leaves.

know for the Regents 1.Nucleus- Stores DNA 2.Cell Membrane- Controls what enters and leaves the cell, “waste removal” 3.Cell Wall- PLANTS ONLY, external to membrane 4.Cytoplasm- Liquid in the cell (transport) 5.Ribosome- Protein synthesis 6.Mitochondria- Makes energy (cellular respiration) 7.Chloroplast- Makes glucose (photosynthesis) 8.Vacuole- Storage (food/water) Which organelles are involved in “metabolic processes” – Ribosome (protein synthesis) – Mitochondria/


III. Prokaryotes Vs. Eukaryotes CELLS ProkaryoticEukaryotic No True Nucleus - Genetic material is free-floating in cytoplasm. No specialized organelles.

ER has ribosomes attached (Smooth ER doesn’t) Ribosome PROTEIN SYNTHESIS* StructureFunction Vacuole Stores food, water, wastes Large in plant cells; Small in animal cells Centrioles Help separate chromosomes during cell division (reproduction) Animal cells only Lysosome Breaks down (digest) food and old organelles Animal cells only *Nutrition StructureFunction Mitochondria “Powerhouse” Release energy from glucose to produce ATP (aerobic respiration*) Chloroplast Use energy from sunlight to make/


Eukaryotic cells have organelles.

. membranes themselves have enzymes embedded) 4. provides localized environment Advantages of membrane-bound organelles 1. compartments 2. unique chemistry in different compartments 3. membranes themselves have enzymes embedded) 4. provides localized environment Origin of Eukaryotic Cells from Prokaryotes – Additional Evidence Supporting the Endosymbiotic Hypothesis 1. Mitochondria and Chloroplasts contain DNA and ribosomes similar to bacteria 2.Double membrane 3. Circular DNA 4. Looks like/


Inside a Cell http://www.brainpop.com/science/plantsandanimals/cellstructures/index.weml?&tried_cookie=true.

/cellstructures/index.weml?&tried_cookie=true Cell The cell is the basic unit of life. The cell is made-up of small structures called organelles. Organelles carry out the life function and processes of the cell The cell theory states that all living things are made-up of cells and all cells come from other living cells of the same kind. 2 Basic Types of Cells Prokaryotic Eukaryotic Prokaryotic cells are organisms that do not/


C ELL S TRUCTURE AND F UNCTION K EY T ERM R EVIEW.

. Cellulose R. Cytoplasm S. Lysosome T. Golgi Body S MALL ROUND STRUCTURE THAT BREAKS DOWN NUTRIENT MOLECULES AND OLD CELL PARTS A. Cell Wall B. Ribosomes C. Organelles D. Cell Membrane E. Vacuole F. Osmosis G. Mitosis H. Nucleus I. Lens J. Cell Division K. Microscope L. Chloroplast M. Cell N. Mitochondria O. Endoplasmic reticulum P. Nuclear membrane Q. Cellulose R. Cytoplasm S. Lysosome T HICK OUTER/


Properties of Prokaryotic Cell No membrane-bound organelles No nuclei Unicellular organisms Contain ribosomes, cell membrane, cell wall, & cytoplasm Cell.

(uncommon bacteria that live in extreme conditions) Replication through binary fission Properties of Eukaryotic Cells Contain nuclei Membrane-bound organelles Contain cell membrane, cell wall, cytoplasm, ribosomes, Golgi Apparatus, Rough & Smooth Endoplasmic Reticulum, Mitochondria, Chloroplast, & Lysosome Properties of Eukaryotic Cells Unicellular or Multicellular Organisms include protista, fungi, plants, and animals Cell replication via mitosis & meiosis Prokaryote Vs. Eukaryote Venn Diagram


Organelles Energy – processing organelles – help cells do their work. Energy – processing organelles – help cells do their work. Green organelles in plant.

cell. Transporting and storing organelles Transporting and storing organelles Golgi bodies move substances out of a cell or to other parts of a cell. Golgi bodies move substances out of a cell or to other parts of a cell. Vacuoles-membrane- bound temporary storage spaces Vacuoles-membrane- bound temporary storage spaces Recyling organelles-lyosomes break down food molecules and cell wastes. Recyling organelles-lyosomes break down food molecules and cell wastes. From cell to organism From cell/


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