Question

What are the functions of Genes?

Answer 1

Genes:

1. Genes are components of genetic material and are thus they are considered as unit of inheritance.
2. Genes are located in the chromasomes.

Functions of genes:

1. Genes control the morphology or phenotype of individuals.
2. Replication of genes is essential for cell division.
3. Genes carry the hereditary information from one generation to the next.
4. They control the structure and metabolism of the body.
5. Reshuffling of genes at the time of sexual reproduction produces variations.
6. Different linkages are produced due to crossing over of genes.
7. Genes undergo mutations and change their expression.
8. Genes change their expression due to position effect and transposons.
9. Development or production of different stages in the life history is controlled by genes.