Question

Name the following:

The type of gene which is not expressed in the presence of a contrasting allele.

Answer 1

Recessive gene

1. A recessive gene is the type of gene which is unable to express its effect in the presence of a contrasting allele.
2. It can show phenotypic effect only in the presence of a similar allele.

Example: The dwarfness of the plant and wrinkled shape of the seed are two examples of recessive trait.