What type of RNA carries a specific amino acid on one end of it?

ucd e e. rr. t t t t t t. to

i believe the answer would be b. hope it : )

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: