Why are only four amino acids produced by 5 codons? I need this answer ASAP

During photosynthesis, hydrogen ions are most directly used to in the chloroplast pictured above. a) make glucose b) make chlorophyll c) produce carbon dioxide d) drive the production of atp

Label all the places where dna is located in the plant cell and in the animal cell. dna

This problem has been solved! see the answerfor aerobic respiration, a variety of substances must be in a state of influx across the inner membrane. assuming a brain cell in which glucose is the sole energy source, indicate for each of the following substances whether you would expect a net flux across the membrane and if so, how many molecules will move in which direction per molecule of glucose catabolized.- electrons-pyruvate-oxygen-atp-adp-a cetyl coa-glyceral-3-phosphate-nadh-fadh2 -oxaloacetate-water-protons