MCQ
Recessive characters are expressed
- ✓Only when they are present on $X$ chromosomes of male
- BOnly when they are present on $X$ chromosomes of female
- COn any autosome
- DOn both the chromosomes of female
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$R$ - Plants comprises more than $22$ percent species.

$R$ : Genetic modification of organisms can have unpredictable results when such organism are introduced into the ecosystem.