About an hour or so after the sperm enters the ovum, the two gametes suddenly fuse, becoming a single cell organism called a(n) __________.

Respuesta :

Answer: The correct answer is Zygote

Explanation:

Upon mating, sperm from the male enters the ovum of the female, then two gametes suddenly fuse to form a FERTILIZED SINGLE CELL called ZYGOTE.

This zygote on further development becomes an embryo, and then a foetus which could be delivered at the end of a gestation period.

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