AP Bio cellular energetics Part 2

How is cellular respiration related to photosynthesis?

• Both require oxygen to start
• The products of respiration are the reactants of photosynthesis

• Both start with glycolysis
• Both end with 38 ATP for cells

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Which of the following statements are false?

• Glycolysis can occur without oxygen

• Glycolysis is the first step in both anaerobic and aerobic respiration
• Glycolysis occurs in the mitochondria
• Glycolysis produces 2 ATP (net), 2 Pyruvates, and 2 NADH

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What are the products (things that are made) in cellular respiration

• ATP
• Carbon dioxide (CO2)
• Water
• All of the above

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Glucose is broken down into pyruvate in a process known as 

• glycolysis
• electron transport
• the Krebs cycle
• phosphorylation

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This term refers to the production of ATP without oxygen being present.

• anaerobic
• prokaryotic
• biogenic
• organic

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What is cellular respiration?

• the breakdown of glucose  to release ATP
• the breakdown of glucose to release NADH
• the breakdown of glucose to release FADH
• the breakdown of glucose to release carbon

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NADH is a ______ form of NAD+.

• Reduced
• Oxidized
• Catabolized
• Hydrolized

How many ATP are gained through glycolysis?

• 0
• 2
• 4
• 30-38

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Which molecule enters Kreb's Cycle?

• Pyruvate
• Glucose
• Acetyl CoA
• reducing powers

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What enzyme in the ETC is responsible for generating the ATP molecules?

• ATPase
• ATP synthase
• Hexokinase
• none of the above

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