Agree. Its okay to not be cheerful at times. Its actually healthy to show emotions.
False, because one of the people may already have one
Tolerance can in fact cause an overdose, because the greater tolerance you can get the more of a certain substance your body will need eventually leading your body to take more than it can handle leading to overdose and death.
Answer:
Pairs of organs that remove waste from the blood are the kidneys
No there shouldnt be but if there is see your doctore