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The point at which the polytene chromoso...

The point at which the polytene chromosomes appeart to be attached togeher is known as

A

centriole

B

centromere

C

chromomere

D

chromocentre

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The correct Answer is:
D
Polytene chromosomes are infact formed by pairing of two somatic homologous chromosomes which undergo repeated endomitosis, forming a number of strands. These strands remain attached to a common large chromocentre of all polytene chromosomes and are rich in heterochromatin.
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  16. Number of chromatids per chromosome at metaphase is

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