Question

What is the role of a gene?

Answer 1

Genes:

1. Genes are the basic unit of heredity as they are made up of DNA.
2. Genes carry instructions for the synthesis of proteins.
3. Each gene carries instructions that determine your features, such as eye colour, hair colour and height.
4. The chromosome is made of DNA containing many genes.

Functions of Genes:

1. Genes control the functions of DNA and RNA.
2. Proteins are the most important materials in the human body which not only help by being the building blocks for muscles, connecting tissue and skin but also takes care of the production of the enzyme.
3. These enzymes play an important role in conducting various chemical processes and reactions within the body. Therefore, protein synthesis is responsible for all activities carried on by the body and are mainly controlled by the genes.
4. Genes consist of a particular set of instructions or specific functions. For example, the globin gene was instructed to produce haemoglobin. Haemoglobin is a protein that helps to carry oxygen in the blood.