Digestive Enzyme

Enzymes are

• nucleic acids
• proteins
• lipids
• carbohydrates

Which of the following binds to the active site of an enzyme? 

• substrate
• product
• codon
• none of the above

Based on the graph, what temperature does this enzyme work best? 

• 15 C
• 40 C
• 30 C

What is the function of an enzyme?

• enzymes raise the activation energy needed to get a reaction started
• they slow down chemical reactions
• they speed up chemical reactions
• enzymes combine products to form reactants 

Which enzyme takes starch and makes it into glucose

• Sucrase
• catalase
• lactase
• Amylase

Which place in the digestive tract absorbs water?

• large intestine
• small intestine
• mouth
• stomach

What churns food and breaks it down further using strong acids?

• Stomach
• Salivary glands
• Liver

The green chemical "bile" used to chemically digest fat (lipids) into fatty acids is stored in the 

• liver
• gallbladder
• pancreas
• small intestine

Where nutrients go after the small intestine has absorbed them.

• bloodstream
• stomach
• esophagus
• kidneys

What does the liver do?

• Absorbs water from the gut
• Makes bile to break down fats
• Makes enzymes
• Stores glycerol