Macromolecules: Carbohydrates and Lipids Quiz

What are macromolecules?

• Large molecules composed of long chains of subunits

• Small molecules composed of short chains of subunits

• Medium-sized molecules composed of medium chains of subunits

• Tiny molecules composed of tiny chains of subunits

What is the relationship between monomers and polymers?

• Monomers are small subunits that make up polymers

• Polymers are small subunits that make up monomers

• Monomers and polymers are the same thing

• Monomers and polymers have no relationship

What are the major features of carbohydrates?

• Sugar chains or polysaccharides

• Proteins

• Nucleic acids

• Lipids/Fats

What is the most common monomer of carbohydrates?

• Glucose

• Protein

• Nucleotide

• Fatty acid

How are carbohydrate polymers built?

• By attaching monomers together with glycosidic bonds

• By attaching monomers together with peptide bonds

• By attaching monomers together with phosphodiester bonds

• By attaching monomers together with ester linkages

What is the function of carbohydrates in energy storage?

• Breaking down carbohydrates releases energy for cells to use

• Carbohydrates provide structural support to the mitochondria

• Carbohydrates are involved in ribosome function

• Carbohydrates are a source of dietary fiber

What is the function of cellulose in plant cell walls?

• Provides rigidity and support

• Stores energy

• Facilitates cell communication

• Acts as a hormone

What is the main function of lipids/fats?

• Energy storage

• Structural support

• Cell communication

• Enzyme synthesis

What is the composition of cell membranes?

• Phospholipids arranged in a bilayer

• Proteins arranged in a bilayer

• Carbohydrates arranged in a bilayer

• Nucleic acids arranged in a bilayer