Bio Domain 1

What is the relationship between a monomer and a polymer?

• Monomers are linked together to form a polymer

• Polymers are linked together to form a monomer

• Both monomers and polymers are made of the same subunits

• A polymer is made of straight-chain units called monomers

The main element of macromolecules, along with all living organisms, is

• Hydrogen

• Oxygen

• Nitrogen

• Carbon

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What elements make up a carbohydrate?

• Carbon, nitrogen, and hydrogen

• Carbon, hydrogen, and oxygen

• Starches and sugars

• Carbon, hydrogen, nitrogen, and oxygen

If you need a quick boost of energy, which of the following should you eat?

• Fatty acid

• Protein

• Carbohydrate

• Lipid

In what kind of molecule are the instructions for building proteins (i.e. genetic material) transmitted and stored?

• Carbohydrate

• Nucleic acid

• Protein

• Lipid

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Proteins are polymers formed from

• Lipids

• Carbohydrates

• Amino acids

• Nucleic acids

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What kind of bonds link the monomers in a protein?

• Ionic bonds

• Hydrogen bonds

• Peptide bonds

• Protein bonds

What category of macromolecules make up cell membranes?

• Carbohydrate

• Lipid

• Protein

• Nucleic acid

The function of proteins can include

• Helping cells keep their shape

• Helping to destroy foreign substances

• Speeding up biochemical reactions

• All of these

Which of the following is made up fatty acids?

• Carbohydrates

• Lipids

• Proteins

• Nucleic acids