Difference between revisions of "Gene"

Revision as of 17:05, 20 September 2018

A gene is a small unit of DNA that provides instructions for a specific feature of an organism.

There is a gene that controls eye colour with a different version of the gene for each colour.

There is a gene that controls whether a person has a widow's peak or not.

There are a number of genes that control the colour of a person's skin or the shape of their nose.