Unlike most eukaryotes, prokaryotes make polycistronic mrnas. these polycistronic mrnas encode more than one protein. in order to properly synthesize all of the encoded proteins, these prokaryotic polycistronic mrnas must duplicate which mrna components?
choose one or more:

a. 5' cap
b. shine-dalgarno sequence
c. stop codon
d. poly(a) tail

Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land

What do we call an individual that has inherited two identical alleles for the same trait? a. homozygous b. heterozygous c. monozzygous