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  • Chromosomal and Molecular Basis of Inheritance Online Quiz
  • A color-blind son inherited this trait from his
Multiple choice

A color-blind son inherited this trait from his

  1. mother

  2. father

  3. mother, ONLY if she IS color-blind

  4. father, ONLY if he IS color-blind

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Color blindness is an X-linked recessive trait. A son receives his only X chromosome from his mother, so if he is color-blind, he must have inherited the affected X chromosome from her.

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