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Q.

What is the significance of Alfred Sturtevant’s genetic mapping?

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a

It showed that genes are randomly distributed on chromosomes.

b

It established that chromosomes are irrelevant in inheritance.

c

It used recombination frequencies to estimate the distance between genes & sequence on a chromosome.

d

It proved that only a single gene is responsible for a single trait.

answer is C.

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Detailed Solution

Alfred Sturtevant used the frequency of recombination between gene pairs on the same chromosome as a measure of the distance between genes and ‘mapped’ their position on the chromosome.

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What is the significance of Alfred Sturtevant’s genetic mapping?