3.2

Question 1

What elements make up amino acids?

Answer 1

carbon, hydrogen, oxygen, and nitrogen

Question 2

What elements make up lipids?

Answer 2

carbon, hydrogen, and oxygen atoms

Question 3

What elements make up nucleotides?

Answer 3

carbon, nitrogen, oxygen, phosphorous, and hydrogen

Question 4

What elements make up carbohydrates?

Answer 4

carbon, hydrogen, and oxygen

Question 5

What do amino acids make up?

Answer 5

Amino acids are the monomers that make up proteins.

Question 6

What do carbohydrates make up?

Answer 6

Aldehydes, which are double-bonded carbon and oxygen atoms, plus a hydrogen atom, and ketones, which are double-bonded carbon and oxygen atoms, plus two additional carbon atoms

Question 7

What do lipids make up?

Answer 7

a glycerol backbone, 2 fatty acid tails (hydrophobic), and a phosphate group (hydrophilic)

Question 8

What do nucleotides make up?

Answer 8

a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base