Exploring Biological Molecules Quiz

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

• Energy storage

• Catalyzing biochemical reactions

• Genetic information storage

• Insulation

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DOK Level 1: Recall

Which of the following is a monosaccharide?

• Sucrose

• Lactose

• Glucose

• Starch

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DOK Level 1: Recall

Describe the basic structure of a triglyceride.

• One glycerol molecule and three fatty acids

• Two glycerol molecules and two fatty acids

• One glycerol molecule and one fatty acid

• Three glycerol molecules and one fatty acid

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DOK Level 1: Recall

Which property of water allows it to dissolve many substances?

• High specific heat

• Cohesion

• Polarity

• Low density

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DOK Level 1: Recall

What is the primary function of nucleic acids?

• Energy storage

• Catalyzing reactions

• Storing and transmitting genetic information

• Structural support

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DOK Level 1: Recall

Explain how enzymes affect the rate of chemical reactions.

• Enzymes increase the activation energy required for reactions.

• Enzymes decrease the activation energy required for reactions.

• Enzymes are consumed in the reaction.

• Enzymes change the products of the reaction.

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DOK Level 2: Skill/Concept

Identify the elements that make up nucleic acids.

• Carbon, hydrogen, oxygen, nitrogen, phosphorus

• Carbon, hydrogen, oxygen, sulfur

• Carbon, hydrogen, oxygen, nitrogen

• Carbon, hydrogen, oxygen, phosphorus

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DOK Level 1: Recall

What is the role of carbohydrates in the human body?

• Insulation

• Energy source

• Genetic information storage

• Catalyzing reactions

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DOK Level 1: Recall

Discuss the function of lipids in biological membranes.

• Provide genetic information

• Act as enzymes

• Form a barrier to protect cells

• Store energy

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DOK Level 2: Skill/Concept

Compare the structure of saturated and unsaturated fatty acids.

• Saturated fatty acids have double bonds; unsaturated do not.

• Unsaturated fatty acids have double bonds; saturated do not.

• Both have the same structure.

• Saturated fatty acids have triple bonds; unsaturated have double bonds.

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DOK Level 2: Skill/Concept