Question 64: How does the sperm get to egg

If semen gets in the vagina, the sperm cells can swim up through the cervix and uterus and into the fallopian tubes, looking for an egg. They have up to 6 days to find an egg before they die. When a sperm cell joins with an egg, it's called fertilization. Fertilization doesn't happen right away.

Explanation:

This is how reproduction works.

The  sperm does enter the body of a female and start to swim towards her ovaries and basically its a see who can be strong and make it test and the last sperm cell gets the privilege to fertile the eggs

Explanation:

I think this a more honest and informational answer now :)

answer; i believe the correct answer is (secondary prevention);