Home Biology Biological Classification NCERT Assertion: The true nucleus is generally abs…
Biology Biological Classification NCERT Single Correct MCQ
Published on: August 13, 2026

Assertion: The true nucleus is generally absent in E.coli and other prokaryotes.

Reason: An undifferentiated, unorganized fibrillar nucleus without any limiting membrane is observed in prokaryotic cells.

A
Both Assertion and Reason are true and Reason is correct explanation of Assertion.
B
Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion.
C
Assertion is true, but Reason is false.
D
Assertion is false, but Reason is true.

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
A

Assertion: True — E. coli and other prokaryotes do not possess a true nucleus.

Reason: True — In prokaryotic cells, genetic material is present as an undifferentiated nucleoid (fibrillar region) without a surrounding nuclear membrane.

──────────────────────────────────────────────────────────────────────────────────────────

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.