Goal 4 Quiz

A carbohydrate is a macromolecule that is used to...

• give cells/systems energy.

• build cell parts.

• give cells/systems long term energy storage.

• help cells with chemical processes.

A lipid is a macromolecule that is used to...

• give cells/systems energy.

• build cell parts.

• give cells/systems long term energy storage.

• help cells with chemical processes.

Match the MACROMOLECULES and their MONOMERS.

Hint: Monomer = a single unit

• nucleotide

• protein

• fatty acid & glycerol

• lipid

• amino acid

• nucleic acid

• monosaccharide

• carbohydrate

An enzyme is a ______________.

• carbohydrate

• lipid

• nucleic acid

• protein

This macromolecule provides structural support and act as enzymes to catalyze metabolic reactions

• carbohydrate

• lipids

• protein

• nucleic acid

Proteins are made of monomers called ___________

• Nucleotides
• Monosaccharides
• Amino Acids
• Glycerol and fatty acids

DNA and RNA are examples of 

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Nucleotides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

What will most likely happen if an appropriate enzyme is added to a chemical reaction? 

• The reaction rate will increase.
• The equilibrium of the reaction will be maintained. 
• The reaction rate will decrease.
• The reaction will stop. 

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

• Enzymes increase the energy of the reactants.
• Enzymes decrease the energy level of the products.
• Enzyme decrease the activation energy of the reaction.
• Enzymes reverse the direction of the reaction.