The Chemistry of Life Review

Which type of carbohydrate is this?

• monosaccharide
• disaccharide
• polysaccharide
• glyceride

The 4 macromolecules are

• vitamins, lipids, water, micronutrients
• micronutrients, macronutrients, water, vitamins
• Lipids, Waxes, Vitamin A, Water
• Carbohydrates, Lipids, Proteins, Nucleic Acids

What is a substance called if it speeds up a chemical reaction?

• reusable
• catalyst
• specific
• fragile

This molecules is a

• amino acid
• nucleic acid
• carbohydrate
• lipid

Tags

NGSS.HS-LS1-6

What property of water helps to moderate earth's temperature?

• adhesion
• chohesion
• Specific heat capacity
• Latent heat of vaporization

Tags

NGSS.HS-ESS2-5

The energy needed to start a reaction is called the

• activation energy

• starting energy

• promoting energy

• reacting energy

Tags

NGSS.HS-PS1-4

Humans store excess sugar in muscle and liver cells in the form of

• glucose

• glycogen

• starch

• cellulose

A carbohydrate that contain two monosaccharide units bound together by a covalent bond.

• monosaccharide

• disaccharides

• saccharides

• polysaccharides

What does pH measure?

• the amount of hydrogen (H⁺) ions

• the amount of hydroxide (OH^-) ions

• amount of water

• all of the above

Which 2 factors can affect the rate of enzyme activity?

• Light intensity

• Temperature

• pH

• Oxygen concentration

Tags

NGSS.HS-PS1-5