Bio Ch2 Organic Molecules

What is the monomer (subunit) of a protein?

Amino acid

What bond links amino acids together in proteins?

Peptide bond

What are the major functions of proteins?

Cell structure, signaling, catalysis

What are examples of proteins?

Cytoskeleton, signaling molecules, enzymes

What is the monomer (subunit) of a carbohydrate?

Monosaccharide

What bond links monosaccharides together in carbohydrates?

Glycosidic bond

What are the major functions of carbohydrates?

Energy storage, cell wall

What are examples of carbohydrates?

Sugars, plant cell wall, insect exoskeleton

What is the monomer (subunit) of a nucleic acid?

Nucleotide

What bond links nucleotides together in nucleic acids?

Phosphodiester bond

What are the major functions of nucleic acids?

Information storage, catalysis (RNA)

What are examples of nucleic acids?

DNA, RNA

What is the monomer (subunit) of a lipid?

N/A

What type of bonds are common in lipids?

Many carbon–carbon and carbon–hydrogen bonds

What are the major functions of lipids?

Energy storage, cell membrane, signaling

What are examples of lipids?

Triacylglycerol, phospholipids, cholesterol, steroids