Unit 5.3 Biomolecules

What is the monomer for carbohydrates?

• Monosaccarides

• Fatty Acids

• Amino Acids

• Nucleotides

Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy? 

• Proteins
• Nucleic Acid
• Lipids
• Carbohydrate

Which biomolecule makes up your genes?

• Carbohydrate

• Lipid

• Nucleic Acid

• Protein

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What is the function of nucleic acids such as DNA and RNA?

• Stores energy

• Stores genetic information

• Movement

• Physical structure

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What biomolecule do enzymes belong to? 

• Carbohydrate
• Lipid
• Nucleic Acid
• Protein

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An advertisement for a health supplement for dogs claims to build lean muscle and strengthen tendons and ligaments, as well as provide energy. Which two biomolecules must the supplement contain to provide these benefits?

• Carbohydrates and lipids

• Proteins and carbohydrates

• Nucleic acids and carbohydrates

• Lipids and nucleic acids

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Beeswax is a waxy substance that is produced by bees and then harvested by humans for a variety of uses. Ancient Romans used beeswax as a waterproofing agent because it is not water-permeable. Beeswax is which of the following types of organic molecule?

• carbohydrate

• lipid

• nucleic acid

• protein

Many land plants store energy in starch. When energy is needed, the starch molecules can be broken down quickly. This chemical reaction produces which of the following?

• amino acids

• lipids

• monosaccharides

• RNA chains

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A student makes a Venn Diagram to compare functions of carbohydrates and lipids. Which cellular function of carbohydrates and lipids should be placed in the shared section of the Venn Diagram? 

• Hormone production

• Structural support of the cell walls

• Energy

• Catalyst for chemical reactions

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A table of four types of carbohydrates is shown. Which list correctly matches the functions to the types of carbohydrates

• Energy: glycogen and starch

  Structure: cellulose and chitin

• Energy: cellulose and chitin

  Structure: glycogen and starch

• Energy: chitin and glycogen

  Structure: cellulose and starch

• Energy: cellulose and starch

  Structure: chitin and glycogen