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  4. Depending upon size and centromere position the 46 chromosomes have been divided into a number of groups

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Q. Depending upon size and centromere position the $46$ chromosomes have been divided into a number of groups

Chhattisgarh PMTChhattisgarh PMT 2007

Solution:

Depending upon the position of centromere and relative length of two arms, human chromosomes are of three types metacentric, submetacentric and acrocentric. The photograph of chromosomes are artificially arranged in the order of descending length is seven group $(A$ to $G)$.