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Biological Molecules Worksheet

A Grade 12 Science worksheet covering the structure, function, and types of biological macromolecules.

Grade 12 Science BiologyBiological Molecules
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Includes

Multiple ChoiceFill in the BlanksTrue / FalseShort AnswerMatchingCustom

Standards

HS-LS1-6HS-LS1-7HS-ESS2-5

Topics

BiologyMacromoleculesOrganic MoleculesBiochemistryGrade 12
8 sections · Free to use · Printable
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Biological Molecules Worksheet

Name:

Date:

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Read each question carefully and answer to the best of your ability. Show all your work where applicable.

1. Which of the following biological molecules is primarily responsible for storing genetic information?

a

Carbohydrates

b

Lipids

c

Nucleic Acids

d

Proteins

1. The monomer unit of a protein is called an  .

2. Starch is a polysaccharide that functions as energy storage in  .

1. Saturated fatty acids contain one or more double bonds in their hydrocarbon chain.

T

True

F

False

1. Describe the primary function of enzymes in biological systems.

Match each biological molecule with its primary function.

1. Carbohydrates

 

a. Genetic information storage

2. Lipids

 

b. Long-term energy storage, cell membranes

3. Proteins

 

c. Immediate energy source, structural support

4. Nucleic Acids

 

d. Catalysis, structural support, transport

Observe the image below, which illustrates a protein structure. Answer the question that follows.

Protein Structure

1. Based on the image, what level of protein structure is most prominently displayed?