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18 Cards in this Set
- Front
- Back
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prokaryotic cells
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have no membrane bound nucleas, instead have chromosomal DNA, in a nucleoid
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hypertonic
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solution moving outward from (ex: a bag)
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turger pressure
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pressure against the cell wall
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What are the 7 characteristics of life?
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-needs water
-needs food -reproduces -it grows -excretes waste -maintains homeostasis -responds to stimuli in the environment |
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what is plasmolysis?
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when a plant shrivels up because there isn't enough water.
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meiosis
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sex cell replication
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mitosis
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regular cell replication
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centrioles
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They produce microtubules for the chromosomes to migrate along as they move to opposite poles of the cell
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are bacteria prokaryotic or eukaryotic?
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prokaryotic. they have no nuclear membrane.
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are viruses prokaryotic or eukaryotic?
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neither
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what is the function of a B cell?
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to make antibodies (against antigens)
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what do cynobacteria do for energy?
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photosynthesize
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activation energy
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the energy that is needed to get a reaction started
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catylist
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a substance that speeds up the rate of a chemical reaction
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enzymes
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proteins that act as biological catalists
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polymerization
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larger compounds are built by joining smaller ones together
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monomers
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the small unit in polymerization that are joined together
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polymers
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the result of polymerization
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