AP Bio Prep Review 1: Chemistry, Water, Enzymes

Front

What is the optimal temperature for enzymes in some bacteria that thrive in hot springs?

Back

Their enzymes have high optimal temperatures.

Front

Which of the following is an organic compound? H2O, C6H12O6, NH2, OH

Back

C6H12O6 (glucose) is an organic compound.

Front

What is the part of the enzyme that the substrate bonds to called?

Back

Active site.

Front

What property of water requires a lot of energy to break hydrogen bonds?

Back

Specific heat.

Front

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

Back

Specific heat capacity.

Front

Define an enzyme.

Back

An enzyme is a biological catalyst that speeds up chemical reactions in living organisms.

Front

What is the role of the active site in an enzyme?

Back

The active site is where the substrate binds and the reaction occurs.

Front

What is the significance of water's high specific heat?

Back

It allows water to absorb and release large amounts of heat without changing temperature significantly, helping to stabilize climates.

Front

What is cohesion in terms of water molecules?

Back

Cohesion is the attraction between water molecules due to hydrogen bonding.

Front

What is adhesion in terms of water molecules?

Back

Adhesion is the attraction between water molecules and other substances.