Differentiate between :
(a) Genotype and Phenotype
(b) Character and Trait
(c) Monohybrid and Dihybrid cross

State a difference between a gene and an allele.

Which of the following represents tall plants and which represents short plants (or dwart plants)?
(a) Tt (b) tt (c) TT
Give reason for your (The symbols have their usual meaning).

The alleles are

An offspring of two homozygous parents differing from one another by alleles for one gene is  

For green coloured pod and rounded seed, which is the functional unit of inheritance?

A brown-eyed couple has a blue-eyed child. The trait of brown eye$(2)$ is dominant over that of blue-eyed $(2)$. What is the genotype of the couple?

An allele is said to be dominant if

Which statement about alleles is not true?