Enzymes

Enzymes are ............................

• Alkaline

• Biocatalysts

• Lipids

• Sugars

The ..................... of the active site depends on the temperature.

• shape

• substrate

• lock

• collision

Different enzymes work best in different pH.

• True

• False

The protease enzyme works best in the ..................... condition of the stomach.

• acidic

• alkaline

• basic

• neutral

What does the term optimum mean for enzyme temperature?

• The lowest temperature at which the enzyme works

• The temperature which gives the highest enzyme activity

• The temperature which gives the lowest enzyme activity

• The highest temperature before denaturing occurs

What type of enzymes break down strach ?

• protease

• lipase

• amylase

• phosphorlylase

Each enzyme only has 1 substrate that will fit its active site.  What is this called?

• reusablility
• denaturation
• specificity
• fragility

In the diagram, what is letter A? 

• product
• substrate
• enzyme-substrate complex
• active site

An enzyme speeds up a chemical reaction in the cell but can only be used once.  True or False? 

• true
• false

What are the four biological molecules?

• proteins, carbohydrates, lipids, nucleic acids
• A, T, C, G
• water, air, earth, and fire
• Joe, Nick, and Kevin Jonas