ALLIGATION OR MIXTURE PROBLEMS QUIZ

Which of the following is a product of transcription?

tRNA

rRNA

mRNA

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which eukaryotic RNA polymerase makes tRNA's?

Any of these

RNA polymerase 3

RNA polymerase 2

RNA polymerase 1

TRUE ANSWER : ?
YOUR ANSWER : ?

An mRNA transcript of a gene contains

a terminator

a start codon

a stop codon

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following enzyme is used for synthesis of RNA under the direction of DNA?

RNA polymerase

DNA ligase

RNA ligase

DNA polymerase

TRUE ANSWER : ?
YOUR ANSWER : ?

The synthesis of mRNA based on a DNA template is called

transcription

translation

DNA replication

DNA restriction

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following proteins first binds to TATA box during transcription?

RNA polymerase

TF II B

TF II D

TF II A

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following enzyme(s) is/are required for lactose fermentation?

Galactoside permease

All of these

Transacetylase

β-galactosidase

TRUE ANSWER : ?
YOUR ANSWER : ?

A specific __________ factor helps RNA polymerase bind to late promoters and transcribe late genes.

sigma

gamma

beta

delta

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of these catalyzes the synthesis of RNA from a DNA template?

DNA polymerase

DNA gyrase

DNA ligase

RNA polymerase

TRUE ANSWER : ?
YOUR ANSWER : ?

Recognition/binding site of RNA polymerase is called

promoter

facilitator

terminator

receptor

TRUE ANSWER : ?
YOUR ANSWER : ?

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