Continuous variations are attributed to

When closely placed genes on the same chromosome are inherited together the phenomenon is known as

The hybrid produced by cytoplasmic fusion is called

The most likely reason for the development of resistance against pesticides in insects damaging a crop is

Sex linked inheritance was discovered by

Mendelism was rediscovered by

$I.$ Morgan

$II.$ De Vries

$III.$ Correns

$IV.$ Tschermark

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