Enzymes

Front

What is an enzyme?

Back

A protein that acts as a catalyst to speed up chemical reactions in the body.

Front

What factors affect enzyme activity?

Back

Temperature, pH, and concentration of substrates.

Front

What is the optimal pH for most enzymes in the human body?

Back

Around 7.4, which is neutral.

Front

What is the role of pepsin?

Back

Pepsin is an enzyme that breaks down proteins in the stomach.

Front

Where is amylase produced and what does it do?

Back

Amylase is produced in the saliva and pancreas; it breaks down starch into sugars.

Front

What is dehydration synthesis?

Back

A chemical reaction that builds larger molecules by removing water.

Front

What is hydrolysis?

Back

A chemical reaction that breaks down molecules by adding water.

Front

What enzyme curdles milk?

Back

Rennin is the enzyme that curdles milk.

Front

What is the function of lipase?

Back

Lipase is an enzyme that breaks down fats into fatty acids and glycerol.

Front

What happens to enzymes at high temperatures?

Back

Enzymes can denature, losing their shape and function.