K.C.S.E Biology Q & A - MODEL 1998PP1QN12
In a family with four children, three were found to have normal skin pigmentation while one was an albino. Using letter A to represent gene for normal skin pigmentation and a to represent the gene for albinism,
(a) What are the genotypes of the parents?
(b) Work out the genotype of
(i) Normal pigmentation
(ii) The albino child
Genotype of normal pigmented children
(c) What is the probability that the fifth child will be an albino?
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