Question

Match the following types of variations with their respective examples.

• A. Sun tan
• B. Gametic mutation
• C. Height
• D. Blood groups

Answer 1

Somatic variations: Variations associated with somatic or body cells, which are not inherited by the progeny. Eg, changes in skin cells due to exposure to sun and spontaneous cancer.

Germinal variations: Variations associated with germ or reproductive cells which are inherited by the progeny. Eg, mutations in germ cells.

Continuous variation: Exhibit by organisms possessing quantitative or polygenic traits. Eg, hieght.

Discontinuous variation: Exhibit by organisms possessing qualitative traits. eg., blood groups.