-This is a condition in which the external pigment called melanin refuses to develop in man
-Thereby resulting in such persons having light skin, white hair and pink eyes
-It is caused by a recessive gene, a
-It only expresses itself in the homozygous condition, aa
-It is an example of visible variation inherited in normal mendelian pattern
-There are three genotypes present
AA- normal, Aa- carrier, aa- affected