Which of the following is a function of nucleic acids? a. providing insulation and protection for an organism b. reducing the amount of energy needed for a reaction to occur c. carrying the genetic information of an organism d. bonding together to form large protein macromolecules

1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme

Variety of living organisms; includes genetic, species, and ecological types.

What material did the moon come from?