What? Relations means how people get along. Limiting homework would not affect relations at all.
No he is not.
No
No they are not. Horses are related to Zebras, Donkeys, and Mules.
Physical fitness is training i.e. exercising
yes its reated M for mature, 17 and up.
Competition. You won't learn anything unless you actually think about your homework questions.
It's called research, a necessary ingredient to honestly done homework.
no. Sirius is just Harry's father's best friend (god-father)
Americium react with the majority of non metals and also with inorganic acids. The Pauling electronegativity is 1,5.
There were no laws thats the point, nothing was there to protect them from exploitation.
Limiting factor
It should be "he does" like "he does his homework." But it could be dose as in "He is dosing the medicine." The second sentence should only be used if it's referring to giving medicine or limiting a supply of something.