Molecular Basis Of Inheritance Question 194

Question: During conjugation:

Options:

A) DNA from one bacterial cell is transferred to another bacterial cell using a bacteriophage.

B) Mutants that are auxotrophic for one nutrient can be converted to prototrophs when mixed with mutants that are auxotrophic for another nutrient.

C) A pilus is synthesised and DNA is transferred from one bacterium across the conjugation tube to the recipient bacterium.

D) Both [a] and [b]

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Option [a] describes transduction; option [b] describes how auxotrophic mutants can be rescued by mating with other bacteria.