Cross-fertilization, also called Allogamy, the fusion of male and female gametes (sex cells) from different individuals of the same species.

In genetics, a reciprocal cross is a breeding experiment designed to test the role of parental sex on a given inheritance pattern

CROSS -FERTILIZATION -----> fertilization in which the gametes are produced by separate individuals or sometimes by individuals of different kinds is called cross fertilization. RECIPROCAL- FERTILIZATION -----> Hybridization involving a pair of crosses that reverse the sexes associated with each genotype is called reciprocal fertilization.
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