2.3 Biomolecules (Carbon Based)

Open Ended

How are polymers and monomers related?

Multiple Choice

What are the three basic structures of carbon-based molecules as shown in the image?

• Straight chains, branched chains, and rings

• Linear, circular, and branched

• Chains, loops, and branches

• Single, double, and triple bonds

Multiple Choice

Building blocks of polymers.

• monomer

• polypeptide

• monosaccharide

• glycerol

Open Ended

What is a polysaccharide?

Multiple Choice

Examples of polysaccharides are ......

• glucose and fructose
• cellulose and starch
• sucrose and lactose
• sucrose and fructose

Open Ended

Explain the role of cholesterol in the body as mentioned in the text.

Multiple Choice

In the picture, which represents a fatty acid?

• F
• G
• H
• J

Multiple Choice

What is the molecule illustrated in the figure below?

• a trans polyunsaturated triacylglyceride
• a steroid similar to cholesterol
• a saturated fatty acid
• an unsaturated fatty acid

Multiple Choice

Which colored box highlights the amino group?

• Blue (left)

• Turquoise (top)

• Orange

• Red

• Purple

Multiple Choice

Which of the following describes the secondary structure of proteins?

• The sequence of amino acids

• The α-helix and β-pleated sheet folding

• The folding of the polypeptide chain due to the 'R' groups

• The joining of different protein molecules to make one big molecule

Open Ended

Living things are sometimes called "carbon-based life forms." Do you think this is a good way to describe life? Explain your answer.

Categorize

Options (6)

Transport substances

Are involved in translation

Encode Genetic Information

Provide Energy

Provide Insulation

Are stored as glycogen

A Venn diagram comparing the functions of proteins and nucleic acids is shown.

Which functions BEST complete the Venn diagram?

Select the correct answer for each box. Not all answers will be used.

Proteins

Both

Nucleic Acids

None

Multiple Choice

What is the role of nucleic acids?

• Play structural roles/act as enzymes

• Provide short-term energy

• Store and express genetic information

• Store long-term energy

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident