Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

Which of the following processes directly generate genetic variation among meiotic descendants?
Options
A S-phase semiconservative replication
Correct Answer
B Crossing over between homologs
C Alternative mRNA splicing
D Reshuffling of parental chromosomes
Correct Answer

Option A is the correct answer.

Detailed Explanation

Meiotic variation arises via reciprocal crossing over during prophase I and independent assortment of parental chromosomes.

Hint

No hint available

Question Info