Question

write a short note on polytene chromosomes​

Answer 1

Answer:

Polytene chromosomes were first reported by E.G.Balbiani in 1881. ... They are produced when repeated rounds of DNA replication without cell division forms a giant chromosome. Thus polytene chromosomes form when multiple rounds of replication produce many sister chromatids which stay fused together.

Explanation:

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Answer 2

Answer:

Polythene Chromosomes were first reported by E.G. balbina in 1881. They are produced when repeated round of DNA replication without cell division forms when multiple round of replication produced many sister chomatids which stay fused together..

Explanation:

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