Practice Test for Organic Macromolecules

This molecule is classified as___________________.

• Triglyceride

• protein

• monosaccharide

• polysaccharide

The diagram illustrates a biochemical process that occurs in organisms.

What is another name for the substance labeled "catalyst"?

• hormone

• enzyme

• antibody

• inorganic compound

Tags

NGSS.HS-LS1-7

NGSS.HS-PS1-2

The effect of temperature on the relative rate of action of an enzyme is represented in the graph.

The optimum temperature for the action of this enzyme is approximately

• 50 C

• 22 C

• 37 C

• 15 C

Which diagram above represents a triglyceride?

• 4

• 1

• 3

• 2

Which diagram above represents a dipeptide?

• 4

• 1

• 3

• 2

Tags

NGSS.HS-LS1-6

The reaction that adds a monomer to a chain is called a

• monomer reaction.

• dehydration synthesis reaction.

• polymer reaction.

• hydrolysis reaction.

Carbon is different from most other elements in that

• it can form single, double, or triple bonds with other atoms.

• it has two electrons in its outermost energy level.

• it shares five electrons with another atom when it forms a covalent bond.

• it does not readily bonds with other carbon atoms.

Tags

NGSS.HS-LS1-6

DNA codes for 20 different amino acids. Which of the following is responsible for making each of the amino acids unique from one another?

• hydroxyl group

• methyl group

• “R” group

• sulfhydryl group

• amino group

What does letter "C" represent in the diagram?

• Active Site

• Enzyme

• Substrate

• Products

What does letter "B" represent in the diagram?

• enzyme

• substrate

• active site

• enzyme/substrate complex