NEET
Biology
Principle Of Inheritance And Variation
Question Bank
Self Evaluation Test - Principles of Inheritance and Variation
question_answer
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?
A)b, a, c
B)a, b, c
C)a, c, b
D)None of these
Correct Answer:
A
Solution :
[a] Percent crossing over between two genes is proportional to the distance between them.