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which of the following is not an autosomal recessive trait phenylketonuria cystic fibrosis albinism polydactyly

which of the following is not an autosomal recessive trait
  1. phenylketonuria
  2. cystic fibrosis
  3. albinism
  4. polydactyly

Grade:12th pass

1 Answers

Gaurav
askIITians Faculty 164 Points
8 years ago
Hello Student
Correct answer is 4. Polydactyly
Polydactylyl and bradydactylyl are disorders of defective autosomal dominant gene. It is a disease of more than fives digits in fingers and toes and small sized fingers respectively. Polydactyly is caused by dominant gene one parent carries the defective gene and half of the children inherit it.

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