Enzymes

Enzymes are special types of:

• catalysts

• proteins

• organelles

• both catalysts and proteins

• all of the above

Enzymes change the ______ of a chemical reaction.

• type

• rate

• reactants

• product

True or False: Enzymes are designed for very specific chemical reactions

• true

• false

Where does the reaction between the enzyme and the substrate take place at?

• substrate

• product

• activator

• active sight

The new molecules or substances released by the enzyme are calle

• substrate

• product

• activator

• active sight

What is the name of the molecule or substance that the enzyme reacts with?

• substrate

• product

• activator

• active sight

True or False: The lower the temperature, the faster the reaction at the enzyme will occur.

• true

• false

Which of the following pH levels will most likely NOT affect enzyme activity?

• 2 (very low)

• 3

• 7

• 12

• 14 (very high)

What are inhibitors?

• Molecules that make enzymes

• Molecules that slow down or stop enzymes

• Molecules that speed up enzymes

• Molecules that replace enzymes

A higher ______ can increase the reaction rate.

• Concentration of enzyme or substrate

• pH

• All of the Above

• None of the Above