The zygote divides and produces more cells through the process of

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier