Translation and protein synthesis is taking place at the ribosome in this illustration. where did the original instructions for this process originate?
a) rna in nucleus
b) dna in nucleus
c) trna in cytoplasm
d) mrna attached to ribosome

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?