Sex-linked genes

Are genes located on the sex chromosomes.

Most sex-linked genes are carried on the X chromosome whereas the Y chromosome carries very few genes and is almost empty.

Sex linked genes on the Y chromosomes include;

  1. Premature baldness.
  2. Hairy pinna and nose

Sex linked genes on the X chromosomes include;

  1. Colour blindness
  2. Haemophilia

These characteristics can arise in either male or females.

 

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