Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 15 PCB Single Correct MCQ
Published on: August 13, 2026

Given below are two statements:

Statement I: In Drosophila, the genes for white eyed and yellow bodied are loosely linked, while the genes for white eyed and miniature wings are tightly linked.
Statement II: In Drosophila, the genes for white eyed and yellow bodied show a higher recombination frequency, while the genes for white eyed and miniature wings show higher parental types.
In the light of the above statements, choose the most appropriate answer from the options given below:

A
Statement I and Statement II both are correct.
B
Statement I is correct and Statement II is incorrect.
C
Statement I is incorrect and Statement II is correct.
D
Statement I and Statement II both are incorrect.

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Text Solution

Verified by Experts
The correct answer is:
D

Morgan found that the genes white and yellow were very tightly linked and showed only 1.3 per cent recombination while white and miniature wing showed 37.2 per cent recombination.

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