1. The citric acid cycle consists of the incorporation of _______ and its oxidat

ID: 35524 • Letter: 1

Question

1. The citric acid cycle consists of the incorporation of _______ and its oxidation to produce _______.

a. pyruvate; CO2, NADH, and FADH2

b. acetate from acetyl CoA; CO2, NADH, and FADH2

c. pyruvate; CO2

d. acetate; CO2

2. The outer mitochondrial membrane contains

a. a lower concentration of proteins than the inner membrane.

b. an active transporter for pyruvate.

c. proton transporters.

d. an active transporter for ATP.

3. Mitochondria contain

a. no genes of their own.

b. genes for mitochondrial proteins.

c. genes for mitochondrial proteins and rRNAs.

d. genes for mitochondrial proteins, rRNAs, and tRNAs.

4. The mitochondrial outer membrane contains a channel composed of the protein

a. claudin.

b. porin.

c. channelin.

d. connexin.

5. The inner mitochondrial membrane contains proteins that

a. synthesize ATP.

b. pump protons.

c. transport pyruvate and fatty acids.

d. All of the above

1. b. acetate from acetyl CoA; CO2, NADH, and FADH2

2. d. an active transporter for ATP.

3. b. genes for mitochondrial proteins.

4. b. porin.

5. c. transport pyruvate and fatty acids.

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