1. DNA...
a. encodes the information needed for making proteins within the cell
b. directs RNA to make lipids
c. directs RNA to produce glucose
d. produces carbohydrates

2. The physical structure of the genetic code is DNA's sequence of...
a. sugars
b. nitrogen bases
c. phosphates
d. hydrogen bonds

3. Proteins are composed of...
a. nucleotides
b. nitrogen bases
c. deoxyribose
d. amino acids