No, it's because we need to breathe. Your body needs oxygen. Air pressure has little to nothing to do with it as far as I know.
Explanation:
Fertillization is the process of fertillizing an egg, female animal or plant involving the fusion of male and female gametes to form a zygote
Answer:
Both nature and nurture are influential.
Explanation:
The nature versus nurture debate involves whether human behavior is determined by the environment, either prenatal or during a person's life, or by a person's genes.
Thats true just depends on what you do with it