biology: cellular respiration Flashcards

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0
Q

what is a calorie

A

energy need to raise 1 gram of water 1 degree Celcius

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1
Q

where does energy come from?

A

breaking down food

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2
Q

what is a Calorie?

A

a Kilocalorie, or 1000 calories

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3
Q

cellular respiration

A

also called aerobic respiration, needs oxygen
releases energy from food molecules, ie glucose to make ATP
ATP is for temporary energy storage

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4
Q

cellular respiration equation

A

6O2 + C6H12O6 = 6H2O + ENERGY

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5
Q

all eukaryotes _____ some eukaryotes_____

A

cellular respirate

photosynthesize

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6
Q

why is cellular respiration so complicated?

A

broken into smaller steps to make lots of ATP

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7
Q

where does glycolysis occur

A

in cytosol

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8
Q

anaerobic or aerobic, lot or little ATP

A

anaerobic, little

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9
Q

where does Krebs cycle occur

A

mitochondrial matrix

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10
Q

mitochondrial matrix

A

space inside inner membrane of mitocchondria

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11
Q

aerobic or anerobic, lots of little ATP in Krebs cycle

A

aerobic, lots

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12
Q

what is broken down in Krebs cycle, where does it come from

A

pyruvate from glycolysis

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13
Q

In Krebs cycle what is released?

A

2 molecules of CO2
1 ATP
3 NADH
1 FADH2

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14
Q

where does chemiosmosis occur

A

electron transprt chain in cristae of inner mitochondrial membrane

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15
Q

cristae

A

folds in inner mitochondrial membrane

increases surface area for more ETC

16
Q

intermembrane space

A

space between inner outer mitochondrial membrane

17
Q

mitochondrial matrix

A

space inside inner membrance

18
Q

what percent of ATP of cellular respiration is made through chemiosmosis

A

90

19
Q

what is the last electron acceptor in chemiosmosis

A

oxygen to form water

20
Q

How many ATP are produced by the h+ output I chemiosmosis by NADH

A

3

21
Q

How many ATP are produced by the h+ output I chemiosmosis by Fadh2

A

2

22
Q

Total ATP from one glucose

A

38

23
Q

Total ATP from Glycolysis

A

2 ATP

2 NADH = 6 ATP through chemiosmosis

24
Q

Pyruvate to aceytal Coa

A

2 NADH 6 ATP

X2

25
Q

Krebs cycle

A

.

26
Q

Two types of fermentTion

A

Alcohol (ethanol) lactic acid

27
Q

Respiration: _____ of glucose
Photosynthesis: ______ of glucose

A

Catabolism, anabolism