At fertilization
...At fertilization
one chromosome from the male joins another from the female
one gene from the male combines with another from the female
the male nucleus fuses with the female nucleus
one set of chromosome combines with another set from the female
one cell from the male fuses with another from the female
Correct answer is C
Fertilization is the union of a spermatozoal nucleus, of paternal origin, with an egg nucleus, of maternal origin, to form the primary nucleus of an embryo.
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