Which mrna sequence codes for the amino acid sequence leu–gly–asp–arg? select one: a. 5' cua ggu gau agc 3' b. 5' cua cag gau aga 3' c. 5' aga gau gga uua 3' d. 5' uua gga gau aga 3'?

D. 5' uua gga gau aga 3'?

Aneutral atom must have the same number of neutrons and protons? no, they must have the same number of protons and electrons

Mitochondria produce atp, a high energy compound. atp is used for all sorts of enzyme-mediated reactions, such as making proteins/nucleotides/etc, certain compounds cross the cell membrane, muscles move, etc.  without this source of energy, a cell will die. it will not be able to repair itself, defend against pathogens, etc.