Why are proper body alignment while being in a workout important?

Adrug is tested in the laboratory and is found to create holes in both mitochondrial membranes. scientists suspect that the drug will be harmful to human cells because it will inhibit a) the citric acid cycle. b) oxidative phosphorylation. c) glycolysis. d) the citric acid cycle and oxidative phosphorylation.

Explain which dri value would you use to make sure that the vitamin supplement that you use does not contain too much vitamin a

Ireally need to know this answer asap