Answer:
There is no exact answer of what life is all about but.
Life is a characteristic that distinguishes physical entities that have biological processes, such as sighnaling and self-sustaining processes,from those that do not, either because they never had such functions and are classified as inanimate.
I’m not and expert, but the reason why teens don’t need to eat a lot of protein is because they are in the development stage. This means that their metabolism increases rapidly and they don’t need to worry about their weight.
B, testicles are responsible for releasing testosterone to the body.