What is directly responsible for pumping protons out of the mitochondrial matrix? Select one: O a. protein complexes I and III O b. cytochrome c and ubiquinone O c. protein complexes I, II, III, and IV O d. protein complexes I, III, and IV NADH and FADH₂ O e.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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What is directly responsible for pumping protons out of the mitochondrial matrix?
Select one:
O a. protein complexes I and III
O b. cytochrome c and ubiquinone
O c. protein complexes I, II, III, and IV
O d. protein complexes I, III, and IV
O e. NADH and FADH₂
Transcribed Image Text:What is directly responsible for pumping protons out of the mitochondrial matrix? Select one: O a. protein complexes I and III O b. cytochrome c and ubiquinone O c. protein complexes I, II, III, and IV O d. protein complexes I, III, and IV O e. NADH and FADH₂
If an aerobic organism stopped taking in oxygen, which process would stop first?
Select one:
O a. the reduction of NAD+ to NADH
O b. the initiation of the Krebs Cycle
O c. the release of carbon dioxide
O d. the splitting of glucose into two pyruvates
O e. electron transfer phosphorylation
Transcribed Image Text:If an aerobic organism stopped taking in oxygen, which process would stop first? Select one: O a. the reduction of NAD+ to NADH O b. the initiation of the Krebs Cycle O c. the release of carbon dioxide O d. the splitting of glucose into two pyruvates O e. electron transfer phosphorylation
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