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B1 Exam 2 Practice 2

Authored by Kelly Dennison

Chemistry

University

NGSS covered

Used 434+ times

B1 Exam 2 Practice 2
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which reaction involves oxidative decarboxylation?

pyruvate to lactate

pyruvate to acetyl-CoA

pyruvate to oxaloacetate

pyruvate to alanine

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of the following decreases oxidation of acetyl-CoA by the TCA?

high acetyl-CoA/CoA ratio

low ATP/ADP ratio

high availability of calcium

high NADH/NAD+ ratio

Tags

NGSS.HS-LS1-7

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which enzyme is NOT inhibited by high [NADH]?

succinate dehydrogenase

α-ketoglutarate dehydrogenase complex

isocitrate dehydrogenase

pyruvate dehydrogenase

Tags

NGSS.HS-LS1-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of the following has the greatest affinity for electrons?

oxygen

CoQ

NAD+

FAD

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Inhibitor of complex IV in the ETC:

rotenone

CO

2,4-DNP

oligomycin

Tags

NGSS.HS-LS1-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of the following is a reversible reaction in the TCA?

α-ketoglutarate to succinyl-CoA

isocitrate to α-ketoglutarate

isocitrate to citrate

oxaloacetate to citrate

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which reaction does NOT involve decarboxylation?

pyruvate to oxaloacetate

pyruvate to acetyl-CoA

α-ketoglutarte to succinyl-CoA

oxaloacetate to PEP

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