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bio- 20 > cell respiration > Flashcards

cell respiration Flashcards

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Biology 101 flashcards
1
Q

what are the 3 main metabolic fates of glucose

A

1-starch
2-sucrose
3-cellulose

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2
Q

what does ATP stand for

A

adenosine triphosphate

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3
Q

what is the 2 main functions of ATP

A

1- transferable energy source within the cell

2- controllable release and storage of energy

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4
Q

what is oxidation

A

when an atom or molecule loses electrons

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5
Q

reduction

A

when an atom or molecule gains electrons

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6
Q

what is NAD+

A

important coenzyme for cellular respiration

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7
Q

what is NADP+

A

important coenzyme for photosynthesis

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8
Q

where does light dependent reaction of photosynthesis occur

A

in the thylakoid

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9
Q

what is the light dependent reaction of photosynthesis

A

the first phase of photosynthesis

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10
Q

what is the names of the photosynthesis pigments

A

photosystems I and II

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11
Q

what is photosystem I (p700) responsible for

A
  • absorption of maximum near 700nm

- solar energy trapped by pigments

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12
Q

what is photosystem II (p680) responsible for

A

use solar energy to split water (photolysis)

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13
Q

what is the Calvin cycle

A

catalyzed reactions involved in the synthesis of a carbohydrate from carbon dioxide

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14
Q

where does the Calvin cycle occur

A

reactions occur in the chloroplast stroma

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15
Q

photosynthesis

A

process in which plants use chlorophyll to trap light energy and ten is used to synthesis carbohydrates

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16
Q

autotroph

A

an organism that can manufacture its own food

17
Q

fermentation

A

process occurring when there is no oxygen available and energy is generated and an organic molecule (pyruvate) acts as a final electron acceptor

18
Q

krebs cycle

A

process occurring under aerobic conditions in the mitochondria where energy is generated and oxygen acts as the final electron acceptor

19
Q

oxidation phosphorylation

A

oxygen becomes the ultimate electron acceptor and water is formed in the the mitochondria `

20
Q

metabolism

A

the sum of all chemical reactions in a cell

21
Q

anabolism

A

process in which larger molecules are synthesized from smaller ones

22
Q

catabolism

A

breakdown of larger molecules into smaller ones

23
Q

glycolysis

A

breaking down of glucose to form pyruvate

24
Q

where does glycolysis occur

A

cytoplasm

bio- 20 (8 decks)

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