Multiple choice

Gene causing sickle-celled anaemia is located on

  1. X-chromosome

  2. Y-chromosome

  3. Autosome

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 Sickle-celled anaemia is inherited in an autosomal recessive pattern, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the mutated gene, but they typically do not show signs and symptoms of the condition.

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