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Do Now: Take a new TOC (orange) and fill in the following…
Thursday, October 8, 2015 Do Now: Take a new TOC (orange) and fill in the following… Unit: Cells & Biochemistry #1 10/ Do Now Cells Listmania #2 10/ Notes Cells Note Packet For #1 “Cells Listmania,” take out a piece of looseleaf and list anything and everything you think of/remember when you hear the word “cell.” Then, place in a pile on your desk to be collected!
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CELLS
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The basic unit of all forms of life Cannot be seen with the naked eye
I. WHAT IS A CELL? The basic unit of all forms of life Cannot be seen with the naked eye
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EVERY LIVING THING IS MADE UP OF CELLS
A. THE CELL THEORY EVERY LIVING THING IS MADE UP OF CELLS Cells are the “smallest” unit to perform life functions ALL CELLS COME FROM PRE-EXISTING CELLS
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Exceptions To The Cell Theory
MITOCHONDRIA contain their own DNA can reproduce on their own VIRUSES are not cells consist of genetic material surrounded by a protein coat can replicate inside a host cell
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disease causing protein molecules that can multiply
PRIONS disease causing protein molecules that can multiply mad cow disease Creutzfeldt-Jakob disease
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Two Basic Types of Cells
PROKARYOTES: have genetic material BUT DO NOT HAVE A NUCLEUS Example: BACTERIA
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Plant Animal EUKARYOTES: HAVE A NUCLEUS that contains genetic material
Examples: Plant Animal
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CELLS The BASIC UNIT of LIFE
ORGANIZATION OF CELLS CELLS The BASIC UNIT of LIFE Examples— skin, cheek, kidney, plant, animal
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TISSUES A group of structurally similar cells that perform the same functions
Examples— epithelial, muscle, connective
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examples— stomach, kidney, lungs, heart
ORGANIZATION (CONT.) ORGANS A group of tissue that works together to perform a specific function examples— stomach, kidney, lungs, heart
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a group of organs that work together to perform a specific function
ORGAN SYSTEMS a group of organs that work together to perform a specific function examples— respiratory, digestive, reproductive
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Exit Questions On the same sheet as your Cells Listmania from the Do Now: What is the difference between a prokaryote and a eukaryote? Write one question you have from today’s lesson or something you are confused about from it. Why are viruses considered an exception to the cell theory?
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HAND IN: Hare-Lynx Lab Do Now: In your TOC (orange)…
Friday, October 9, 2015 Do Now: In your TOC (orange)… #3 10/ Do Now Cell Theory Regents ?s Please work on the “Cell Theory Do Now” sheet you picked up at the door. Be prepared to go over these for tickets!! HAND IN: Hare-Lynx Lab
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CELL STRUCTURES cells contain organelles
Small structures within cells that perform specific functions
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CELL (plasma) MEMBRANE
Surrounds and protects the cell Separates cell contents from the environment Semi-permeable/selectively permeable which means some things can pass through while others cannot
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CYTOPLASM jelly-like substance that contains organelles
mostly water metabolic activities occur here organelles float in it
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NUCLEUS “control” center of the cell
surrounded by a semi-permeable membrane contains genetic material in the form of chromosomes chromosomes are made up of DNA (deoxyribonucleic acid)
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Do you owe me any late/absent work? Hand it in now!!
Tuesday, October 13, 2015 Do Now: In your TOC (orange)… #4 10/13 Do Now Cell Do Now #5 10/ Project Cell Organelle Storybook On a piece of looseleaf labeled for TOC #4, answer the following: What are the 3 parts of the cell theory? Compare a parkary ote and a eukaryote. Why are organelles important? Do you owe me any late/absent work? Hand it in now!!
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RIBOSOMES tiny, dense organelles involved in protein synthesis
mostly in cytoplasm or Can be attached to the endoplasmic reticulum
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MITOCHONDRIA: Where cellular respiration takes place
Converts chemical energy in food into compounds that are easier for the cell to use OXYGEN is needed for this process
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MITOCHONDRIA
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VACUOLE: organelles surrounded by a membrane that STORE MATERIALS
*** Large in plant cells VACUOLE
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ENDOPLASMIC RETICULUM
(ER) Internal system of channels/canals that transport materials throughout the cell.
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GOLGI APPARATUS: Where proteins and other materials from the ER are PROCESSED and PACKAGED for storage in the cell.
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LYSOSOMES: small organelles filled with digestive enzymes to breakdown lipids, carbohydrates & proteins
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Involved in cell division and ONLY FOUND IN ANIMAL CELLS
CENTRIOLES Involved in cell division and ONLY FOUND IN ANIMAL CELLS
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Contains the pigment CHLOROPHYLL
CHLOROPLASTS ONLY IN PLANT CELLS Contains the pigment CHLOROPHYLL Capture light energy and convert it into chemical energy during PHOTOSYNTHESIS
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CHLOROPLASTS
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CELL WALL ONLY IN PLANTS!!! Made from non living material, CELLULOSE Provides SUPPORT & PROTECTION Semi-permeable
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CELL WALL
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Do Now: In your TOC (orange)…
Thursday, October 13, 2015 Do Now: In your TOC (orange)… #6 10/15 Activity Cell Color-by-number Please open your cells note packet and begin to work pgs USE YOUR NOTES! Do you owe me any late/absent work? Hand it in now!! Did you miss a lab? Fill out a make-up lab request form!!
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Control center of the cell, contains chromosomes (DNA)
Cell Membrane Cytoplasm Control center of the cell, contains chromosomes (DNA) Ribosomes Endoplasmic Reticulum Where cellular respiration occurs -converts chemical energy from food into energy cells can use Golgi Apparatus Membrane-surrounded organelle that stores water and other materials Involved in cell division -only in animal cells Chloroplasts Cell Wall
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Plant Cells Cell Wall Chloroplasts Mitochondria Ribosomes DNA
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