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15
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Define: Enzyme
a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
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lifesaver
Give 25 points!
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seesaw
Swap points!
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gift
Win 25 points!
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baam
Lose 25 points!
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10
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Give 3 examples of ectotherms
amphibians, and most fish and invertebrates
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banana
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fairy
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25
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rocket
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banana
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10
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Define: Endotherms
organisms that produce most of their heat by metabolic reactions
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15
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Define: NEGATIVE FEEDBACK
A negative feedback loop occurs in biology when the product of a reaction leads to a decrease in that reaction.
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20
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Why are the feedback loops important?
Feedback loops are important because they allow living organisms to maintain homeostasis.
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10
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Define: Ectotherms
animals whose regulation of body temperature depends on external sources, such as sunlight or a heated rock surface.
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15
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Define: POSITIVE FEEDBACK
A positive feedback loop occurs in nature when the product of a reaction leads to an increase in that reaction.
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trap
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fairy
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25
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gift
Win 25 points!
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lifesaver
Give 5 points!
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15
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Define: POSITIVE FEEDBACK
A positive feedback loop occurs in nature when the product of a reaction leads to an increase in that reaction.
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5
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True or False: Homeostasis means that conditions never change (static conditions)
FALSE
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5
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endotherms are also known by the name
warm blooded animals
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ectotherms are also known by the name
cold blooded animals
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20
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2 examples of NEGATIVE FEEDBACK
Temperature regulation, blood pressure, osmoregulation
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25
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Define feedback
Feedback is defined as the information gained about a reaction to a product, which will allow the modification of the product.
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