Gujarati
5.Molecular Basis of Inheritance
normal

Chromosome number is

A

Fixed for a species

B

Fixed for an ecosystem

C

Fixed for a community

D

Fixed for a biosphere

Solution

(a)Chromosome number is fixed for a species. The lowest number is seen in Haplopappas gracilis i.e. $2n = 4$ and maximum in ophioglossum species i.e. $2n = 1656$.

Standard 12
Biology

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