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BIOLOGY

JAMB 2009 - Question 42

Biology 2009 JAMB Past Questions - Question 42: In Mendelian inheritance, discontinuous characters are controlled by the

Choose the most appropriate option for the gap .

In Mendelian inheritance, discontinuous characters are controlled by the

A: centromeres

B: alleles

C: chromosomes

D: chromatids

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Correct Answer

Explanation

the alleles or genes bear DNA which carry the hereditary traits (continues and discontinue) from one generation to another. centromere or kinetochore is a non-staining portion of a chromosome. each chromosome is made up of two chromatids joined at the centre by a centromere.