21) The diagram below indicates modern classification of the relatedness of several groups of organisms. Which two groups are most closely related?
a. Amniota and Diadectomorpha
b. Diadectomorpha and
Solenodonsaurus
c. Lysorophia and Microsauria
d. Nectridea and Aistopoda

Which class of organic compounds makes up the channels and pumps that move materials from one side of the cell membrane to the other? a.) carbohydrates b.) lipids c.) proteins d.) nucleic acids

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Recombinant dna is the merging of dna from unrelated organisms to create new genetic varieties is assembled in the lab from mononucleotides was part of the green revolution of the 1960s is pollination of one plant by another of the same species is cross-pollination of one plant by a different species