Question

When sperm fertilizes write the situations

Answer 1

When a sperm fertilizes an egg, the following situations become possible :

★ When a sperm carrying X - chromosomes fertilizes an egg ( that contains only X - chromosome ), the resulting zygote ( XX -  condition ) develops into a female baby.

★ When a sperm carrying Y - chromosomes fertilizes an egg ( that contains only X - chromosomes ) the resulting zygote ( XY - condition ) develops into male baby.

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