J4DV 34 - O1 - Metabolism and Fluid Balance

What word do we use to describe all the chemical reactions in our cells?

• Anabolism

• Metabolism

• Catabolism

• Reactionism

What word is used to describe a breaking down reaction?

• Anabolic

• Catabolic

An enzyme is a biological catalyst, this means it slows down a chemical reaction, true or false?

• True

• False

What do we call the substance that docks onto an enzyme and then reacts?

• A substrate

• A product

What is the substrate for the enzyme amylase?

• Lipids

• Proteins

• Starch

• Maltose

What are enzymes made of?

• Protein

• Carbohydrate

• Fat

• Muscle

Building blocks that make up a protein are called...

• Fatty Acids

• Amino Acids

• Peptic acids

• Gastric Acids

The part of an enzyme that binds to the substrate is called the

• Substrate site

• Allosteric site

• Active site

• Passive site

Which of these affects the speed of an enzyme controlled reaction?

• pH

• Temperature

• Concentration of substrate

• all of these

What happens to a human enzyme at high temperature (above 50oC)?

• It is denatured

• It is renatured

• It is killed

• It works optimally