IB Biology Topic 2: Macromolecules

_________ are composed out of carbon (C), hydrogen (H), oxygen (O), nitrogen (N), and phosphorus (P)

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

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NGSS.HS-LS1-6

Nucleotides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Glycerol and fatty acids are the monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

The organic compounds that have many structural purposes and are used in many processes within the
cell are called ____________________.

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Which macromolecule is shown?
 View Figure 1 (if not visible)

• lipid
• protein
• nucleic acid
• carbohydrate

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NGSS.HS-LS1-6

What type of macromolecule are enzymes?

• Protein
• Carbohydrate
• Lipid
• Nucleic Acid

This is one job proteins do NOT have in the body

• insulation
• structure for tissues and organs
• speed up chemical reactions
• transport things through cell membrane

What will most likely happen if an appropriate enzyme is added to a chemical reaction?

• A. The reaction rate will increase.

• B. The equilibrium of the reaction will be maintained.

• C. The reaction rate will decrease.

  .

• D. The reaction will stop.

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NGSS.HS-PS1-5

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

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NGSS.HS-PS1-2

This is a picture of a?

• Amino Acid
• Nucleic Acid
• Lipid
• Polysaccharide

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NGSS.HS-LS1-6