Question 1

A complex of ribosomes attached to a single strand of RNA is known as:

Accepted Answer

Correct answer is A

Question 2

Isolation and purification of specific DNA segment from a living organism was achieved by:

Accepted Answer

Correct answer is B

Question 3

caMP mediated 'Cascade model' of enzyme regulation was proposed by?

Accepted Answer

Correct answer is B

Question 4

Genetic information in a DNA molecule is coded in the:

Accepted Answer

Correct answer is B

Question 5

The bacterial genome contains:

Accepted Answer

Prokaryotic nucleoid consists of DNA only; no histones associated with it.

Question 6

The polymerase chain reaction is a technique that:

Accepted Answer

Correct answer is D

Question 7

If an isolated strain of DNA is kept at 82−90∘C, then:

Accepted Answer

The phenomenon of separating of two strand of DNA molecule by breaking of hydrogen bond at the temp 90∘C .

Question 8

Antiparallel strands of a DNA molecule means that:

Accepted Answer

Correct answer is A

Question 9

Which site of a t-RNA molecule hydrogen bonds to a m-RNA molecule?

Accepted Answer

Anticodon arm is responsible for recognizing and binding codons in the m-RNA.

Question 10

Nucleotide arrangement in DNA can be seen by:

Accepted Answer

Correct answer is A

Question 11

RNA interference is essential for the:

Accepted Answer

Correct answer is B

Question 12

Who was awarded Nobel Prize for synthesis of RNA in 1959?

Accepted Answer

Nobel prize for artificial synthesis of RNA was given to S. Ochoa (1959).

Question 13

Break through of the year 2002.

Accepted Answer

Correct answer is D

Question 14

Uridine, present only in RNA is:

Accepted Answer

Uracil base is found in RNA, in this way, uridine monophosphate is the nucleotide of RNA.

Question 15

Identify this structure.

Accepted Answer

Correct answer is B

Question 16

Feulgen reaction is a special test for:

Accepted Answer

Correct answer is B

Question 17

There is no DNA in:

Accepted Answer

Correct answer is B

Question 18

Removal of introns and joining the exons in a defined order in a transcription unit is called:

Accepted Answer

Spliceosomes cut introns from hn-RNA and exons are joined by RNA ligase. It is called splicing.

Question 19

Semiconservative model of DNA replication was proposed by which workers in eukaryotes?

Accepted Answer

Correct answer is B

Question 20

Semiconservative replication of DNA was first demonstrated in:

Accepted Answer

Correct answer is B

Filters

Filters

class

subject

topic

concept

difficulty

Solutions for Molecular Basis of Inheritance Important Questions

Found the solution, but did not understand the concept?

Ask my first question