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Science > Cellular Respiration > Flashcards

Cellular Respiration Flashcards

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1
Q

What does aerobic mean?

A

needs oxygen to release energy into food

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2
Q

What does anaerobic mean?

A

can release the energy of food without oxygen

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3
Q

What is anaerobic respiration aka?

A

fermentation

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4
Q

Where does alcoholic fermentation occur?

A

In yeast

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5
Q

What is first step in cellular respiration?

A

Glycolysis

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6
Q

What happens during glycolysis?

A

Glucose (6c) broken into pyruvic acid

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7
Q

How much ATP does it take to split Glucose?

A

2 ATP

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8
Q

How much ATP does glycolysis produce?

A

4 ATP

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9
Q

What else does glycolysis produce besides ATP?

A

NAD+ to NADH

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10
Q

Formula for alcoholic fermentation?

A

Alchol + CO2 + NAD + (yeast) = alcholic fermenartion

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11
Q

Formula for lactic acid fermentation?

A

Lactic acid + NAD + (many bacteria) + animals like us = lactic acid fermentation

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12
Q

T or F, fermenation regenerates NAD+

A

TRUE

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13
Q

What is Krebs Cycle aka?

A

The Citric Acid Cycle

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14
Q

Where does fermenation occur?

A

v

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15
Q

WHat happens in the Krebs Cycle?

A

the 2 pyruvic acids are broken, releasing CO2 and 2 ATP’s, (one from each pyruv)

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16
Q

How many calories make up one Calorie?

A

1000

17
Q

Where does glycolysis take place?

A

In the cell membrane

18
Q

What is NAD+

A

an electron carrier

19
Q

How does NAD+ turn into NADH?

A

accepts pair of electrons and a hydrogen ion

20
Q

What is fermentation?

A

process that releases energy from food molecules by producing ATP in absence of oxygen

21
Q

Why is Krebs cycle aka the citric cycle?

A

citrtixc acid is the first molecule produced

22
Q

What does 1 pyruvic acid produce in kreb cycle?

A

4 NADH, 1 FADH2, 1 ATP

23
Q

What happens when carbon dioxide is produced in breaking down of pyruvs?

A

it is released into the umgebung

24
Q

What is the electron transport chain?

A

set of proteins in the mitochondria

25
Q

What does electron transport chain use the high energy electron for?

A

converts ADP to ATP

26
Q

How many ATP molecules are formed during cellular respiration?

A

36

27
Q

What are the final waste products of cellular respiration?

A

CO2 and H2O

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