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Tenth Grade (Grade 10) Macromolecules Questions

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Grade 10 Macromolecules
Nucleotides consist of a phosphate group, a nitrogenous base, and a                .
  1. fatty acid
  2. lipid
  3. 5-carbon sugar
  4. 6-carbon sugar
Grade 10 Macromolecules
Which molecule is made up of glycerol and fatty acids?
  1. nucleic acids
  2. sugars
  3. starches
  4. lipids
Grade 10 Macromolecules
Enzymes are a special type of protein.
  1. True
  2. False
Grade 10 Macromolecules
Proteins are polymers formed from
  1. lipids.
  2. carbohydrates.
  3. amino acids.
  4. nucleic acids.
Grade 10 Macromolecules
If there is a double bond between carbons in a fatty acid, the fatty acid is
  1. saturated.
  2. carbohydrates.
  3. unsaturated.
Grade 10 Macromolecules
In a chemical reaction, a reactant binds to an enzyme at a region known as the
  1. product.
  2. substrate.
  3. active site.
  4. catalyst.
Grade 10 Macromolecules
Fishlegs added whale fat to his shrimp at dinner. What two types of macromolecules did he eat the most of at dinner?
  1. lipids and proteins
  2. sugars and amino acids
  3. carbohydrates and lipids
  4. carbohydrates and proteins
Grade 10 Macromolecules
Lipids are used by the body to perform these functions EXCEPT
  1. membrane structural material.
  2. enzyme action.
  3. insulation.
  4. a rich energy source.
Grade 10 Macromolecules
Which chemical is classified as an enzyme?
  1. galatose
  2. lipid
  3. protease
  4. manganese dioxide
Grade 10 Macromolecules
Which description is a characteristic of a lipid?
  1. used for structure in plant cells
  2. used to create a semipermeable membrane in cells
  3. contains hereditary information in the nucleus of cells
  4. makes up enzymes used to speed up chemical reactions
Grade 10 Macromolecules
To denature is to
  1. cause a structural change in macromolecules caused by extreme conditions.
  2. cause a rare change in the DNA of genes that ultimately creates genetic diversity.
  3. determine the significance, worth, or condition of something, usually by careful appraisal and study.
  4. summarize a statement of facts that concisely explains an action or group of actions.
Grade 10 Macromolecules
What is the most abundant compound in most living things?
  1. carbon dioxide
  2. water
  3. sodium chloride
  4. sugar
Grade 10 Macromolecules
What is the function of a carbohydrate in a cell?
  1. form barriers and organelles in the cell
  2. provide energy for the cell
  3. carry out specific work and functions
  4. carry genetic info in the cell
Grade 10 Macromolecules

This question is a part of a group with common instructions. View group »

Which is a polymer?
  1. nucleic acid
  2. fatty acid
  3. amino acid
  4. glycerol
Grade 10 Macromolecules

This question is a part of a group with common instructions. View group »

Complex carbohydrates are stored in animals in the form of
  1. cellulose.
  2. glycerol.
  3. glycogen.
  4. lactose.
Grade 10 Macromolecules
The action of disrupting the three-dimensional shape of a protein is
  1. dehydration.
  2. denaturation.
  3. deamination.
  4. hydrolysis.
Grade 10 Macromolecules
What is the function of a nucleic acid in a cell?
  1. carry out specific work or functions
  2. provide energy for the cell
  3. form barriers and organelles in the cell
  4. carry genetic information in the cell
Grade 10 Macromolecules
Which molecules can be polymers?
  1. carbohydrates
  2. nucleic acids
  3. proteins
  4. all of these
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