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Biology > Cellular Respiration > Flashcards

Cellular Respiration Flashcards

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1
Q

What is cellular respiration?

A

The process cells use to release energy that is needed to do work

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2
Q

What is used to fuel this process?

A

Glucose which is created in the Calvin Cycle of photosynthesis

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3
Q

What are the three ways of releasing the energy stored in foods?

A

Aerobic cell respiration, anaerobic cell respiration & Fermentation

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4
Q

What is the first stage of cellular respiration?

A

Glycolysis which is used in both aerobic and anaerobic cell respiration

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5
Q

What is the result of glycolysis?

A

2 ATP gained, 2 pyruvates gained and 2 NADH gained

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6
Q

What is the second stage of cellular respiration?

A

Pyruvate Oxidation

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7
Q

What is the third stage of cellular respiration?

A

The Krebs Cycle

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8
Q

What is the fourth stage of cellular respiration?

A

Oxidative Phosphorylation (AKA Electron Transport Chain & Chemiosmosis)

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9
Q

How many NET ATP molecules are there at the end of oxidative phosphorylation?

A

36

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10
Q

Where does Glycolysis take place?

A

Cytoplasm (Mitochondria)

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11
Q

Where does Pyruvate Oxidation take place?

A

Matrix (Mitochondria)

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12
Q

Where does the Krebs Cycle take place?

A

Matrix (Mitochondria)

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13
Q

Where does Oxidative Phosphorylation take place?

A

Inner Membrane (Mitochondria)

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14
Q

What is Anaerobic Cell Respiration?

A

When oxygen is not available as the final electron acceptor, Anaerobic cell respiration is used to keep certain organisms alive

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15
Q

Which process is more efficient? Anaerobic or Aerobic Cell Respiration?

A

Aerobic is way more efficient than Anaerobic because it produces 32-36 ATP whereas Anaerobic only produces 2 ATP

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16
Q

What are the steps of cellular respiration in order?

A

Glycolysis, Pyruvate Oxidation, The Krebs Cycle & Oxidative Phosphorylation

17
Q

True or False: Cellular respiration occurs in both plants and animals.

A

True

18
Q

True or False: Glycolysis is used in both aerobic and anaerobic cell respiration.

A

True

19
Q

What is fermentation?

A

A type of anaerobic cell respiration that produces ATP when organisms lack oxygen.

20
Q

Where does fermentation happen?

A

The cytoplasm of the cell

21
Q

What are the two types of fermentation?

A

Alcohol fermentation and lactic acid fermentation

22
Q

What is the equation for glucose (aka the reactants?)

A

C6 H12 O6

23
Q

What is the result of glucose (aka the products?)

A

6CO2 + 6H2O + energy

Biology (2 decks)

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