Principles of Inheritance & Variation Questions
Henking discovered the 'X-body' in which organism?
The distance between genes is measured by:
Tight linkage between two genes on a chromosome leads to:
Which of the following is the reason for the success of Drosophila in genetics?
T.H. Morgan worked on which organism to prove chromosomal inheritance?
The Chromosomal Theory of Inheritance was proposed by:
Starch grain size and shape in pea seeds show:
The child of a father with blood group 'O' and a mother with blood group 'AB' cannot have blood group:
ABO blood grouping in humans is an example of:
In incomplete dominance, the F2 phenotypic ratio is:
A test cross is used to determine the:
The "Law of Segregation" is also known as the:
The F2 genotypic ratio of a monohybrid cross is:
How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments?
A true-breeding plant is one that: