The answer is decay. Decay is the principal natural means of recycling solid waste.
Having body fat contributes to having a menstrual cycle. If a woman loses too much body fat, she can stop having her menstrual cycle because you need a certain amount for it to be able to function as normal. I don't think the body would benefit from ceasing to menstruate, because at that point it isn't really healthy. However, usually if a woman gains back some of the body fat or starts eating fattier foots/exercising less, her period will start again.
Not always. If a child was surrounded by a good role model (adult), then yes, they would learn how to act against conflicts. If the child was surrounded by someone (an adult) who failed the conflict, then it could lead to the young child copying them and resulting in a bad situation.
Answer:
peanut butter, oatmeal, milk, nuts, red meats, fish, potatoes, protein shakes, dried fruit, whole-grain bread, avocados, dark chocolate, cheese, and whole eggs