AP Biology Unit 1 Quiz

Which of the following is NOT a macromolecule discussed in the introduction section?

• Carbohydrates

• Lipids

• Proteins

• Vitamins

What determines the properties of a protein?

• The sequence of amino acids

• The amount of water

• The number of hydrogen bonds

• The presence of lipids

What causes water to be polar?

• Absence of hydrogen bonds

• Presence of sodium ions

• Unequal sharing of electrons

• Equal sharing of electrons

Which property of water allows insects to walk on its surface?

• Polarity

• Surface tension

• Cohesion

• Adhesion

Which element is NOT part of the five major elements that cycle between living and nonliving things?

• Phosphorus

• Hydrogen

• Carbon

• Calcium

In which macromolecule is phosphorus found?

• Proteins

• Carbohydrates

• Lipids

• Nucleic acids

What process involves adding water to break bonds in macromolecules?

• Polymerization

• Hydrolysis

• Condensation

• Dehydration synthesis

What type of bond is formed during dehydration synthesis?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Peptide bond

Which level of protein structure involves the sequence of amino acids?

• Quaternary

• Secondary

• Tertiary

• Primary

What type of bond connects amino acids in a protein?

• Peptide bond

• Hydrogen bond

• Phosphodiester bond

• Glycosidic bond