Unit 1 AP Biology Review

Organic chemistry is a science based on the study of

• functional groups.
• vital forces interacting with matter.
• carbon compounds.
• inorganic compounds.

Which of the following best summarizes the relationship between dehydration reactions and hydrolysis?

• Hydrolysis only occurs in the urinary system, and dehydration reactions only occur in the digestive tract.
• Hydrolysis creates monomers, and dehydration reactions break down polymers.
• Dehydration reactions can occur only after hydrolysis.
• Dehydration reactions assemble polymers, and hydrolysis breaks down polymers.

What is the molecule illustrated in the figure below?

• a trans polyunsaturated triacylglyceride
• a steroid similar to cholesterol
• a saturated fatty acid
• an unsaturated fatty acid

What macromolecule makes up the cell membrane's lining?

• Saturated Fatty acid chains
• Phospholipids
• Polypeptide chains
• Cellulose polysaccharide Chains

Which of the 4 major macromolecules provides a quick burst of energy?

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Which of the following is correctly defined as the attraction of the hydrogen from one molecule to the oxygen of a different molecule?

• amphipathic
• hydrophobic
• hydrogen bonding
• adhesion

Peptide bonds are formed when _ link to form a polymer.

• nucleic acids
• amino acids
• monosaccharides
• polypeptides

What molecule is this?

• this is a monosaccharide
• this is a polysaccharide
• this is a protein
• this is a lipid

The three elements that make up most of all 4 types of macromolecules

• Water, Oxygen, & Hydrogen
• Carbon, Hydrogen, & Oxygen
• Nitrogen, Hydrogen, & Oxygen
• Nitrogen, Phosphorus, & Sulfur

Tags

NGSS.HS-LS1-6

DNA & RNA are examples of this type of macromolecule.

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids