A locus is the location of:

(A) Nucleolus in the nucleus
(B) Chromosomes
(C) Gene on the chromosomes
(D) Nucleus in the cell

Answer: (C) Gene on the chromosomes

John Mendel is famous for?

(A) Laws of heredity
(B) Inheritance of acquired characters
(C) Mutation theory
(D) Discovery of genes

Answer: (A) Laws of heredity