AP Biology Semester 1 Review

Which of the following determines the type of atom/element?

• number of electrons

• number of neutrons

• number of protons

What subatomic particle determines the reactivity of an atom?

• protons

• neutrons

• valence electrons

• number of valence shells

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is a characteristic of water's polarity?

• Oxygen has a slight positive charge

• Oxygen has a slight negative charge

• Hydrogen has a slight positive charge

• Hydrogen has a slight negative charge

Tags

NGSS.HS-ESS2-5

What happens during hydrolysis?

• water is added to combine molecules

• water is added to break apart molecules

• water is removed to combine molecules

• water is removed to break apart molecules

Which of the following is a carbohydrate?

• glucose

• monosaccharide

• polypeptide

• fatty acid

• glycerol

What is the difference between saturated and unsaturated fats?

• Saturated fats have double bonds

• Unsaturated fats have double bonds

• saturated fats are made by plants

• unsaturated fats are solid at room temp

Which molecule has a carboxyl group?

• A

• B

• C

• D

• E

Which molecule has an amino group?

• A

• B

• C

• D

• E

Which macromolecules are formed by glycosidic linkages?

• lipids

• nucleic acids

• carbohydrates

• proteins

Which macromolecules are joined by peptide bonds?

• carbohydrates

• proteins

• lipids

• nucleic acids

Tags

NGSS.HS-LS1-6