Well the answer to this is difficult since they both do different things. Pain killers relieve pain and depressants help with the lack of serotonin. But the painkillers and anti- depressants are killing more people each year because they are abusing the drugs. So the answer in my mind would be pain killers because it gets rid of pain and it makes you have side effects such as hallucinations. Depressants just make you drowsy at most.
Answer:
Answer to 1: a black hole is a tremendous amount of matter crammed into a very small (zero) amount of space. Answer to 2: the top of your head would feel so much more gravitational pull than the tips of your toes that you would be stretched, longer and longer Answer to 3: <em><u>A black hole is a place in space where gravity pulls so much that even light can not get out.This can happen when a star is dying.</u></em> The gravity is so strong because matter has been squeezed into a tiny space. because no light can get out, people can't see black holes Answer to 4: <u>stellar, intermediate, supermassive, and miniature. </u>Answer to 5: the asymmetry of bright and dark sections of the ring are caused by the Doppler effect as the matter is coming toward Earth (brighter) or receding (dimmer).
Explanation:
Glycolysis takes place in the cytoplasm.