Cell Respiration AP Bio

What is the correct order for aerobic cellular respiration?

• glycolysis-->ETC--> Krebs Cycle

• ETC-->glycolysis-->Krebs Cycle

• glycolysis-->Krebs Cycle-->ETC

• Krebs Cycle-->glycolysis-->ETC

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NGSS.HS-LS1-7

What is the main purpose of the Krebs cycle?

• to produce ATP

• to produce electron donators

• to produce water

• to produce carbon dioxide

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NGSS.HS-LS1-7

Glucose is ____________________ during cell respiration

• reduced

• oxidized

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NGSS.HS-LS1-7

Which process in eukaryotic cells will proceed normally whether oxygen (O₂) is present or absent?

• electron transport

• glycolysis

• the citric acid cycle (Krebs)

• oxidative phosphorylation

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NGSS.HS-LS1-7

NGSS.HS-LS2-3

Use the diagram to answer the question. Between which parts of the molecule must the bonds be broken to form an ADP molecule?

• A and B

• A and C

• B and C

• C and D

During glycolysis, glucose is broken down into how many molecules of pyruvic acid?

• 2

• 3

• 4

• 1

Glycolysis has a net gain of how many ATP molecules?

• 2

• 4

• 6

For the two pyruvic acids that enter from glycolysis, the Krebs cycles will yield:

• ATP, 2 NADH, and 1 FADH₂

• ATP, 2 NADH, and 2 FADH₂

• ATP, 3 NADH, and 1 FADH₂

• 2 ATP, 8 NADH, and 2 FADH₂

• 2 ATP, 4 NADH, and 2 FADH₂

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Glycolysis (literally the breaking down of glucose) results in...

• the release of energy.

• the production of ATP

• the production of pyruvic acid

• the production of NADPH

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NGSS.HS-LS1-7

Which of the following organisms undergo cellular respiration?

• Animals

• Plants

• Fungi

• Protists

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NGSS.HS-LS1-7

NGSS.HS-LS2-3

NGSS.HS-LS2-5