Principle Of Inheritance And Variation Question 199

Assertion : The bacterial chromosome is called nucleoid. Reason : Nucleus is absent, but chromosomes are not similar to eukaryotes.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: C

Solution:

The bacterial hereditary material is mainly composed of a spherical to cylindrical structure called nucleoid (genophore).

It is without a limiting membrane and equivalent to a single circular DNA molecule of prokaryotes.

It consists of a naked double strand of DNA, that is the DNA is not associated with histone proteins.



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