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Home ‣ Biochemistry ‣ Oxidative Phosphorylation See What Others Are Saying!
- Question
Which of the following is not a feature of oxidative phosphorylation?
Options- A. Direct transfer of phosphate from a substrate molecule to ADP
- B. An electrochemical gradient across the inner mitochondrial membrane
- C. A membrane bound ATP synthase
- D. A protonmotive force
- Correct Answer
- Direct transfer of phosphate from a substrate molecule to ADP
- 1. Which of the following amino acids interact with the DNA or RNA backbone (i.e. phosphate)?
Options- A. Ile and Val
- B. Lys and Arg
- C. Leu and Ala
- D. Cys and Met Discuss
- 2. A nucleotide consists of
Options- A. a sugar, a base and a phosphate
- B. a sugar and a phosphate
- C. paired bases
- D. a sugar, a base and three phosphates Discuss
- 3. The movement of molecules across a membrane by passive transport does not require
Options- A. an input of metabolic energy
- B. internal energy
- C. vibrational energy
- D. none of these Discuss
- 4. The conformational changes from the T to the R state is initiated by
Options- A. binding of oxygen to the heme
- B. movement of the proximal histidine towards the heme
- C. movement of the F-helix, which contains the proximal His
- D. reorganization of protein-protein contacts between the individual subunits Discuss
- 5. An example of a restriction fragment length polymorphism is
Options- A. an Eco RI cuts DNA at a different sequence than Hind III
- B. different length fragments of DNA resulting from loss or gain of a restriction site
- C. cystic fibrosis results from a three base deletion in most cases but in other cases, other mutations are involved
- D. all of the above Discuss
- 6. Citric acid cycle occurs in
Options- A. cytoplasm
- B. mitochondria
- C. endoplasmic reticulum
- D. golgi bodies Discuss
- 7. Proteins involved in opening a replication bubble are
Options- A. DNA helicases
- B. single stranded binding proteins
- C. ligase
- D. DNA topoisomerase Discuss
- 8. Bone marrow given to an infant with SCID must
Options- A. be irradiated to eliminate GVHD
- B. contain mature T cells that can begin making immune responses immediately
- C. come from a donor that shares some MHC alleles with the recipient
- D. come from one of the child's parents Discuss
- 9. cAMP and cGMP are derived from
Options- A. ATP and GTP by the actions of adenylate cyclase and guanylate cyclase respectively
- B. GTP and ATP by the actions of adenylate cyclase and guanylate cyclase respectively
- C. ATP and GTP by the actions of guanylate cyclase and adenylate cyclase respectively
- D. none of the above Discuss
- 10. During glycolysis, electrons removed from glucose are passed to
Options- A. FAD
- B. NAD+
- C. acetyl CoA
- D. pyruvic acid Discuss
More questions
Correct Answer: Lys and Arg
Correct Answer: a sugar, a base and a phosphate
Correct Answer: an input of metabolic energy
Correct Answer: binding of oxygen to the heme
Correct Answer: different length fragments of DNA resulting from loss or gain of a restriction site
Correct Answer: mitochondria
Correct Answer: DNA topoisomerase
Correct Answer: come from a donor that shares some MHC alleles with the recipient
Correct Answer: ATP and GTP by the actions of adenylate cyclase and guanylate cyclase respectively
Correct Answer: NAD+
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