Macromolecules Review

What is the primary function of carbohydrates in the human body?

• To store genetic information

• To provide energy

• To build muscle

• To insulate the body

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NGSS.HS-LS1-6

DOK Level 1: Recall

Which of the following is a monomer of proteins?

• Glucose

• Amino acid

• Fatty acid

• Nucleotide

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NGSS.HS-LS1-6

DOK Level 1: Recall

Lipids are important for several functions in the body. Which of the following is NOT a function of lipids?

• Energy storage

• Insulation

• Catalyzing chemical reactions

• Forming cell membranes

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NGSS.HS-LS1-6

DOK Level 1: Recall

Which macromolecule is primarily responsible for storing and transmitting genetic information?

• Carbohydrates

• Proteins

• Lipids

• Nucleic acids

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NGSS.HS-LS1-6

DOK Level 1: Recall

How do amino acids combine to form proteins?

• Through ionic bonds

• By forming peptide bonds

• By hydrogen bonding

• Through van der Waals forces

Tags

NGSS.HS-LS1-6

DOK Level 2: Skill/Concept

Which of the following best describes the role of proteins in the body?

• They are the main source of energy

• They act as catalysts in biochemical reactions

• They store genetic information

• They provide insulation

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NGSS.HS-LS1-6

DOK Level 2: Skill/Concept

Explain how carbon's ability to form four covalent bonds makes it uniquely suited to form macromolecules.

• It allows carbon to form long chains and complex structures

• It limits carbon to forming only simple molecules

• It restricts carbon to forming only double bonds

• It prevents carbon from bonding with other elements

Tags

NGSS.HS-LS1-6

DOK Level 2: Skill/Concept

Which of the following statements best explains the relationship between monomers and polymers?

• Monomers are large molecules made up of repeating units of polymers

• Polymers are small molecules that combine to form monomers

• Monomers are small molecules that combine to form polymers

• Polymers are single molecules that break down into monomers

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NGSS.HS-LS1-6

DOK Level 2: Skill/Concept

Describe how carbon, hydrogen, and oxygen from sugar molecules can combine with other elements to form amino acids.

• They form ionic bonds with nitrogen to create amino acids

• They rearrange to form carbon chains that bond with nitrogen and sulfur

• They form peptide bonds directly with nitrogen

• They combine with nitrogen and other elements to form the backbone of amino acids

Tags

NGSS.HS-LS1-6

DOK Level 2: Skill/Concept

Which of the following best describes the function of nucleic acids in living organisms?

• They provide structural support to cells

• They store and transmit hereditary information

• They act as enzymes to speed up chemical reactions

• They serve as a primary energy source

Tags

NGSS.HS-LS1-6

DOK Level 2: Skill/Concept