Discussion
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- Question
Which of the following enzyme(s) is/are required for lactose fermentation?
Options- A. Transacetylase
- B. ?-galactosidase
- C. Galactoside permease
- D. All of these
- Correct Answer
- All of these
- 1. RNA that is complementary to a segment of another RNA molecule to which it will bind is known as
Options- A. missense RNA
- B. antisense RNA
- C. nonsense RNA
- D. none of these Discuss
- 2. The DNA that actually codes for a protein's primary structure in eukaryotes is
Options- A. the entire gene
- B. portions of the gene called introns
- C. portions of the gene called exons
- D. the promoter Discuss
- 3. The function of ribosomes within the cell is
Options- A. to produce ATP
- B. to ferment carbohydrates
- C. to synthesize proteins
- D. all of these Discuss
- 4. Which is not an essential part of a two-component phosphorelay system?
Options- A. Response regulator
- B. Sensor kinase
- C. Autoinducer
- D. None of these Discuss
- 5. In DNA sequencing, the primer
Options- A. specifies where the sequence ends
- B. specifies where the sequence begins
- C. both (a) and (b)
- D. generates variety of different sized fragments Discuss
- 6. Which eukaryotic RNA polymerase makes tRNA's?
Options- A. RNA polymerase 1
- B. RNA polymerase 2
- C. RNA polymerase 3
- D. Any of these Discuss
- 7. Recognition/binding site of RNA polymerase is called
Options- A. receptor
- B. promoter
- C. facilitator
- D. terminator Discuss
- 8. Which of the following component of RNA polymerase facilitates the recognition of promoter sequences?
Options- A. a subunit
- B. b subunit
- C. s subunit
- D. c subunit Discuss
- 9. The components found in all prokaryotic transcription terminators is
Options- A. a poly-U region
- B. Rho factor
- C. a hairpin structure
- D. none of these Discuss
- 10. Which of the following proteins first binds to TATA box during transcription?
Options- A. TF II A
- B. TF II D
- C. TF II B
- D. RNA polymerase Discuss
Transcription problems
Search Results
Correct Answer: antisense RNA
Correct Answer: portions of the gene called exons
Correct Answer: to synthesize proteins
Correct Answer: Autoinducer
Correct Answer: specifies where the sequence begins
Correct Answer: RNA polymerase 3
Correct Answer: promoter
Correct Answer: s subunit
Correct Answer: a hairpin structure
Correct Answer: TF II D
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