Discussion
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- Question
Bacterial protein called catabolic activator protein (CAP) is an example of
Options- A. negative control of gene expression
- B. positive control of gene expression
- C. second type of positive control of gene expression
- D. none of the above
- Correct Answer
- second type of positive control of gene expression
- 1. Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin?
Options- A. Delta
- B. Epsilon
- C. Gamma
- D. Alfa Discuss
- 2. Transcription factors are
Options- A. regions of DNA in the promoter area
- B. regions of DNA in the enhancer area
- C. any protein which binds to DNA
- D. proteins which bind DNAand initiate transcription Discuss
- 3. The enzymes of glycolysis in a eukaryotic cell are located in the
Options- A. intermembrane space
- B. plasma membrane
- C. cytosol
- D. mitochondrial matrix Discuss
- 4. Saliva contains all of the following except
Options- A. hormones
- B. amylase
- C. bacteria-killing enzymes
- D. antibodies Discuss
- 5. To clone into a plasmid vector, both the plasmid and the foreign DNA are cut
Options- A. with the same restriction enzyme and mixed together
- B. with different restriction enzyme and mixed together
- C. with the combination of enzymes and then seperated
- D. with the combination of enzymes and mixed together Discuss
- 6. A purine with an amine (NH2) group on the 6th carbon is
Options- A. adenine
- B. cytosine
- C. thymine
- D. guanine Discuss
- 7. What is the proportion of glycine residues in collagenous regions?
Options- A. One-fourth
- B. One-third
- C. Half
- D. One-tenth Discuss
- 8. Fructose is metabolized by
Options- A. fructose 1-phosphate pathway
- B. fructose 6-phosphate pathway
- C. glyceraldehyde 3-phosphate pathway
- D. both (a) and (b) Discuss
- 9. The active form of glycogen phosphorylase is phosphorylated, while the dephosphorylation of which active form occurs?
Options- A. Glycogen synthase
- B. Glycogen semisynthase
- C. Glycogen hydrolase
- D. Glycogen dehydrogenase Discuss
- 10. Synthesis of fatty acid takes place when
Options- A. fatty acid are plentiful
- B. carbohydrate is plentiful
- C. carbohydrate and energy are plentiful
- D. none of these Discuss
More questions
Correct Answer: Epsilon
Correct Answer: proteins which bind DNAand initiate transcription
Correct Answer: cytosol
Correct Answer: hormones
Correct Answer: with the same restriction enzyme and mixed together
Correct Answer: adenine
Correct Answer: One-third
Correct Answer: both (a) and (b)
Correct Answer: Glycogen synthase
Correct Answer: carbohydrate and energy are plentiful
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