The basic unit of heredity is called:
Which structure carries genetic information?
How many chromosomes are present in human body cells?
DNA stands for:
The physical expression of a gene is called:
The alternate forms of a gene are known as:
A trait that is expressed only when both alleles are identical is called:
The genetic material in most living organisms is:
Which of the following determines the sex of a human baby?
Mutation refers to:
