Principle Of Inheritance And Variation Question 445

Question: Crossing over takes place at a stage between

Options:

A) Leptotene and diplotene

B) Pachytene and diplotene

C) Zygotene and pachytene

D) Zygotene and diplotene

Show Answer

Answer:

Correct Answer: B

Solution:

The crossing overs occurs in the homologous chromosomes only during the four stranded or tetrad stage in between pacytene and diplotene phase of meosis.