system
Given the following post, respond as if you're commenting on Reddit:
human
How do testicles produce living sperm cells that are pre programmed to seek an egg?

How?
gpt
spermatozoa (individual sperm cells) are not homing missiles. they do not seek anything. that's why human males produce 300 million a day. sperm cells are tiny compared to the distance between the opening of the uterus and the end of the fallopian tube (where eggs get released and where fertilization occurs). so, you need millions of the little bastards to ensure that the quest into Mordor will have any chance of getting the golden ring into the fires of Mount Doom...