The transition at the beginning of the second paragraph (""but even"") marks the passage’s shift to a presentation of a.

If you perfer to learn by reading to yourself instead of participating in a group discussing, you are most likely an

Dna is a polymer of which consist of a sugar, a phosphate group, and a a. amino acids; nucleotide b. nucleic acids; nucleotide c. nucleotides; nitrogenous base d. nucleotides; nucleic acid e. proteins; nucleotide

The different layers of gases that extend form the surface of the earth into space