Whenever the translation molecule reads the codon UGA, what occurs? A) There is no codon for UGA
B) This is the end of the protein
C) Transfer the amino acid leucine
D) Stop and then continue on with the following codons

digestion

it excretes wastes

in addition to being able to metabolize, grow, digest food, and excrete wastes, what other functions must an organism perform if it is to survive? survival also depends on the ability to maintain one's boundaries, to move, to respond to stimuli, and to reproduce. oxygen is a survival need.