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mental retardation is commonly associated with genetic diseas as, but it is not related with one of the genetic defect trisomy 21 phenylalanine hydroxylase myelinisation of neuron y-chromosome

mental retardation is commonly associated with genetic diseas as, but it is not related with one of the genetic defect
  1. trisomy 21
  2. phenylalanine hydroxylase
  3. myelinisation of neuron
  4. y-chromosome

Grade:12th pass

1 Answers

Gaurav
askIITians Faculty 164 Points
6 years ago
Hello student
Correct answer is 4. Y- chromosome
Mental retardation is not related with Y – chromosome.
In human function of Y – chromosome is less and it controls the maleness.
That is body hairs, testes, etc.

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