AP Biology Unit 1 Review

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

Tags

NGSS.HS-LS1-6

This is a picture of a?

• Amino Acid
• Nucleic Acid
• Lipid
• Polysaccharide

Tags

NGSS.HS-LS1-6

What is this molecule? (hint: Count the C:H:O)

• disaccharide
• monosaccharide
• polysaccharide
• starch

Tags

NGSS.HS-LS1-6

What are the monomers of carbohydrates?

• Nucleotides
• Amino Acids
• Fatty Acids
• Monosaccharides

What macromolecule makes up the cell membrane's lining?

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

What element is found in proteins and nucleic acids but not carbs nor lipids?

• carbon
• hydrogen
• nitrogen
• oxygen

 What molecule is this?

• steroid
• polysaccharide
• phospholipid
• triglyceride

Tags

NGSS.HS-LS1-6

NGSS.HS-PS1-2

Alpha helix and beta pleated sheets are part of what level of protein structure?

• primary
• secondary
• tertiary
• quaternary

The property of water that allows water molecules to stick to each other is

• adhesion
• cohesion
• density
• specific heat

Tags

NGSS.HS-ESS2-5