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The illustration above represents a cross between a colour blind male and normal female. Study...

Biology
WAEC 2016

The illustration above represents a cross between a colour blind male and normal female.
Study it carefully and answer the questions.

Which of the genotypes are carriers of colour blindness?

  • A. 1 and 11 only
  • B. 1 and 111 only
  • C. 11 and 111 only
  • D. 1, 11 and 111 only
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Correct Answer: Option A
Explanation

The genotype are carrier of colour blindness is I & II.

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