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Albinism, lack of pigmentation in humans, results from an autosomal recessive gene(a). Two parents with normal pigmentation have an albino child.

a. What is the probability that their next child will be albino?
b. What is the probability that their next child will be an albino girl?
c. What is the probability that their next three children will be albino?

Respuesta :

Albinism is a inherited disorder characterized by  lack of melanin in skin,hair and eye

Explanation:

Two parents with normal pigmentation have an albino child.

  • There is a one-in-four chance that their next child will have albinism, a two-in-four chance that he or she will be a carrier .
  • The odds for their next three children's are also the same, irrespective of the fact  whether the elder brother or sister is pigmented or has albinism

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