Principle Of Inheritance And Variation Question 380

Question: There are three genes a, b, c. Percentage of crossing over between a and b is 20%, b and c is 28% an a and c is 8%. What is the sequence of genes on chromosome?

Options:

A) b, a, c

B) a, b, c

C) a, c, b

D) None of these

Show Answer

Answer:

Correct Answer: A

Solution:

[a] Percent crossing over between two genes is proportional to the distance between them.