Chemical Reactions & Enzymes

What type of macromolecule are enzymes?

• Lipids

• Proteins

• Nucleic Acids

• Carbs

T or F: Enzymes slow down chemical reactions.

• True

• False

T or F: Chemical reactions would still happen without the help of enzymes.

• True

• False

Which of the following does NOT effect enzyme activity?

• pH

• Temperature

• Substrate Concentration

• The color of the elements involved

What does the enzyme lower other than the temperature the reaction happens at?

• The amount of energy needed to get the reaction started.

• The amount of atoms in the substrate

• The optimal pH

• The optimal temperature

What is the process that changes or transforms one set of substances into another?

• Physical Reaction

• Physical Change

• Chemical Reaction

• None of these

The elements or compounds that enter a chemical reaction are called

• Reactants

• Products

• Starters

• Finishers

T or F: Energy is often released in the form of heat.

• True

• False

Where does the substrate bind to the enzyme?

• Active Site

• It does not bind to it

• Enzyme-Substate Complex

• Outer edges of the enzyme

T or F: Energy is stored in the bonds between the atoms of a substance.

• True

• False