A part of an mRNA has the sequence AGA. Use the table below to figure out
which amino acid is coded for by AGA, then use the table to figure out which
change to this sequence would indicate a silent mutation.

a. the production of carbon dioxide through the process of photosynthesis

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

yes it is weird but true