Quelpr
6 marksGenetic Concepts

CSEC Biology · May/June 2018 · Paper 2 · Question 3(d)

A colour-blind woman mates with a man who has normal colour vision. Determine the probability of this couple having a colour-blind daughter by completing the genetic diagram below.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 3(a)Complete the table by matching EACH labelled part of the eye to its function. Write the letter and the name of the part.[6 marks]
  2. 3(b)Name ONE type of light sensitive cell found in the retina.[1 mark]
  3. 3(c)Explain why colours are seen less clearly in dim light than in bright light.[2 marks]

More practice: the rest of this paper · more Genetic Concepts questions · all CSEC Biology past papers