Biochemistry Review

Which molecule is the energy molecule of all cells?

• Lipids

• Glucose

• ATP

• Starch

What does acid (low pH) do to enzyme function?

• Nothing

• Increases enzyme function

• Decreases enzyme function

• Causes enzymes to become nucleic acids

What are the functions of lipids? (Choose 3)

• Energy

• Insulation

• Cell Structure

• Cell Membrane

• Genetics

Which pH is the closest to the optimal pH for this enzyme?

• pH 2

• pH 4

• pH 6

• pH 8

What happens to enzyme structure at extremely hot temperatures?

• Enzymes stop moving

• The enzyme denatures (falls apart)

• The enzyme structure solidifies

• Nothing happens to the enzyme structure

What is the number one function of carbohydrates?

• Fast energy

• Genetics

• Speeding up reactions

• Cell structure

Check off the types of proteins. Choose 2

• Antibodies

• Monosaccharides

• Fatty acids

• Enzymes

• DNA

Choose all of the lipids. Select 5

• Phospholipids

• Triglycerides

• Fatty Acids

• Waxes

• Steroids

A new lifeform is discovered. Which elements are going to be most common in this new lifeform?

• Calcium and potassium

• Chlorine and fluorine

• Silicon and Magnesium

• Phosphorus and sulfur

Is this the graph of an exergonic or endergonic reaction?

• Exergonic

• Endergonic