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Home ‣ Biochemistry ‣ Amino Acid Metabolism See What Others Are Saying!
- Question
Transaminase enzymes are present in
Options- A. liver
- B. pancreas
- C. intestine
- D. none of these
- Correct Answer
- liver
- 1. The overall conclusion of the Hershey-Chase experiment was that
Options- A. DNA was responsible for heredity
- B. proteins and DNA were responsible for heredity
- C. the ratio of Adenine to thymine was always the same
- D. phage DNA was similar to bacterial DNA Discuss
- 2. Helium is generally preferred as carrier gas over nitrogen and hydrogen because
Options- A. it is inert
- B. it has a lower viscosity
- C. it doubles up as a party gas for balloons and funny voices
- D. all of above Discuss
- 3. In oxygenic photosynthesis, water is split in order to provide the
Options- A. electrons needed to reduce P680
- B. O2 needed for the dark reactions
- C. electrons needed to reduce NADH
- D. electrons needed for cyclic photophosphorylation Discuss
- 4. A positive redox potential means substance has
Options- A. lower affinity for electron
- B. higher affinity for electron
- C. lower affinity for proton
- D. higher affinity for proton Discuss
- 5. The catabolism of sugars and fatty acids is similar because
Options- A. both of these compounds are funnelled through the TC A/citric acid cycle
- B. both of these compounds generate redox energy during catabolism
- C. both of these compounds generate chemical energy during catabolism
- D. all of the above Discuss
- 6. The DNA polymerase in bacteria, responsible for DNA synthesis is
Options- A. Polymerase I
- B. Polymerase II
- C. Polymerase III
- D. all of these Discuss
- 7. The melting of 40-45 bp at the oriC site of E. coli requires
Options- A. DNA + ATP + HU
- B. DNA + ATP + HU + DNAb
- C. DNA+ ATP + HU + DNAb + DNAa
- D. DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme Discuss
- 8. Which of the following is correct?
Options- A. Replication starts at a single origin
- B. Replication is bidirectional
- C. Replication is semi conservative
- D. All of the above Discuss
- 9. Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?
Options- A. Leading strands
- B. Okazaki fragments
- C. Primers
- D. Lagging strand Discuss
- 10. DNA replication results in
Options- A. two completely new DNA molecules
- B. two DNA molecules such that each one contains a strand of the original
- C. one new DNA molecules 1 old molecule
- D. one new molecule of RNA Discuss
More questions
Correct Answer: DNA was responsible for heredity
Correct Answer: all of above
Correct Answer: electrons needed to reduce P680
Correct Answer: higher affinity for electron
Correct Answer: both of these compounds are funnelled through the TC A/citric acid cycle
Correct Answer: Polymerase III
Correct Answer: DNA + ATP + HU
Correct Answer: All of the above
Correct Answer: Okazaki fragments
Correct Answer: two DNA molecules such that each one contains a strand of the original
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