IndiaBIX

Microbiology - Transcription

Exercise : Transcription - Section 1
  • Transcription - Section 1
11.
Which of the following enzyme(s) is/are required for lactose fermentation?
Transacetylase
β-galactosidase
Galactoside permease
All of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Which of these catalyzes the synthesis of RNA from a DNA template?
DNA gyrase
DNA ligase
DNA polymerase
RNA polymerase
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
A level of regulation, demonstrated by the termination of transcription if tryptophan is abundant, by the tryptophan operon in E.coli cells is called
activation
attenuation
corepression
desiccation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
An mRNA transcript of a gene contains
a start codon
a stop codon
a terminator
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Which of the following proteins first binds to TATA box during transcription?
TF II A
TF II D
TF II B
RNA polymerase
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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