Answer:
to digest the food
Explanation:
The main purpose of the digestive is to get the nutrients out of the food that you eat. When you eat something, it goes through the digestive system to get the fuel and nutrients from the food that you eat.
Answer:
A. (exponential) population
In humans sperms can survive 3 -5 days within the female reproductive tract.
The ideal time of fertilization is around ovulation when the egg is in the fallopian tube. After travelling through the vaginal canal, the strongest sperm make it to the cervix. From here, the sperm must travel through the uterus and into one of the fallopian tubes.
Because our bodies work to fight off unknown substances like bacteria
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