Biochem AP review

The image below shows a polymer of glucose molecules. What type of macromolecule is this?

• carbohydrate
• protein
• lipid
• nucleic acid

What type of macromolecule is shown in the image below?

• Carbohydrate
• Nucleic Acid
• Fatty Acid
• Protein

An unknown molecule contains a sugar and a phosphate group. It is likely what?

• carbohydrate
• protein
• lipid
• nucleic acid

Larger polymers are formed when monomers are joined together by a _______ reaction.

• dehydration synthesis
• digestion
• hydrolysis
• redox

Which of the 4 essential elements make up 96% of all living things

• H,O,N,P

• C,O,N,H

• C,O,S,H

• O,S,P,N

Which macromolecules contain nitrogen (always true, not sometimes)

• carbohydrate

• lipid

• nucleic acids

• protein

Which macromolecules contain phosphorus (always true, not sometimes)

• carbohydrate

• lipid

• nucleic acids

• protein

Which of the following describes an isotope?

• same number of neutrons, different number of electrons

• same number of electrons, different number of protons

• same number of protons, different number of neutrons

• same number of protons, different number of electrons

Which macromolecule often (but not always) contains sulfur

• carbohydrate

• protein

• lipid

• nucleic acid

Which of the following describes an ion?

• same number of neutrons, different number of electrons

• same number of electrons, different number of protons

• same number of protons, different number of neutrons

• same number of protons, different number of electrons