AP Bio Macromolecules QUICK CHECK

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

This is a picture of a?

• Amino Acid
• Nucleic Acid
• Lipid
• Polysaccharide

Tags

NGSS.HS-LS1-6

This is a picture of a?

• Polypeptide
• Nuceotide
• Steroid
• Polysaccharide

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

The property of water that allows water molecules to stick to another substance is

• adhesion
• cohesion
• density
• specific heat

Tags

NGSS.HS-ESS2-5

Water molecules require a lot of energy to separate one from the others.  This gives water a high

• density
• polarity
• solvency
• specific heat

Tags

NGSS.MS-PS1-4

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

• adhesion
• cohesion
• density
• specific heat

Tags

NGSS.HS-ESS2-5