Question

How male human sperm enter to uteruses

Answer 1

Answer:

At coitus, human sperm are deposited into the anterior vagina, where, to avoid vaginal acid and immune responses, they quickly contact cervical mucus and enter the cervix. ... In the uterus, muscular contractions may enhance passage of sperm through the uterine cavity

Explanation:

Answer 2

Answer:

Millions of spend enter in uterus but only one sperm fuses with the ovum to become zygote. The left sperms comes out from the uterus back which doesnt fuses.

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