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Which one of the following cannot be exp...

Which one of the following cannot be explained on the basis of Mendel’s law of dominance?

A

The discrete unit controlling a particular character is called a factor

B

out of one pair of factors one is dominant, and the other is recessive

C

Alleles do not show, any blending and both the characters recover as such in `F_2`-generation

D

Factors occur in pairs

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