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BIOLOGY

JAMB 2004 - Question 45

Biology 2004 JAMB Past Questions - Question 45: Sex-linked genes are located on

Choose the most appropriate option for the gap .

Sex-linked genes are located on

A: Y-chromosome

B: X- and Y - chromosomes

C: homologous chromosomes

D: X-chromosome

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Correct Answer

Explanation

D - Cex linked genes are never located on theY-chromosome. The characters borne by sex linked genes are called sex Iinkedcharacters.eg haemophilia, colourblindness and baldness.