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Question

Which one of the following animal possesses giant chromosome?

A
Drosophila
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B
Mouse
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C
Pigeon
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D
Elephant
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Solution

The correct option is A Drosophila
Polytene chromosomes are also known as giant chromosomes are over-sized chromosomes which have developed from standard chromosomes and are commonly found in the salivary glands of Drosophila. It is formed due to rapid DNA replication without cell division.
So, the correct answer is option A.

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