Want to see correct answers?
Login or join for free!
  Biology Worksheets
Looking for Biology worksheets?
Check out our pre-made Biology worksheets!
Share/Like This Page
Filter By Grade

You are browsing Grade 12 questions. View questions in All Grades.

Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College Graduate Continuing Education

Browse Questions

Twelfth Grade (Grade 12) Macromolecules Questions

You can create printable tests and worksheets from these Grade 12 Macromolecules questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 2 of 4 Next
Grade 12 Macromolecules
What speeds up chemical reactions?
  1. enzymes
  2. pH
  3. biochemical reactions
  4. activation energy
Grade 12 Macromolecules
Which molecule is most likely an enzyme?
  1. maltose
  2. sucrose
  3. lipase
  4. taurine
Grade 12 Macromolecules
Which type of molecule is most likely to have this functional group?
Structural Formula - Carboxyl
  1. steroid
  2. carbohydrate
  3. amino acid
  4. alcohol
Grade 12 Macromolecules
ATP, the energy molecule of the cell, is known to perform phosphorylation on many different molecules. What does this mean?
  1. ATP can receive many different phosphate groups.
  2. ATP can convert molecules into nucleic acids.
  3. ATP can donate phosphate groups to other molecules.
  4. ATP can release a large amount of energy when hydrolyzed.
Grade 12 Macromolecules
These monomers link together to form proteins.
  1. amino acids
  2. saccharides
  3. fatty acids
  4. polymers
Grade 12 Macromolecules
Energy is transferred via
  1. fat.
  2. inhibitors.
  3. electromagnetic waves (photons).
  4. telephoto lenses.
Grade 12 Macromolecules
Drugs, pathogens, pesticides, and metabolic imbalances are examples of
  1. enzyme activators.
  2. enzyme inhibitors.
  3. enzyme reaction.
  4. enzyme converters.
Grade 12 Macromolecules
The part of an enzyme that substrate molecules fit into is the
  1. enzyme.
  2. substrate.
  3. product.
  4. active site.
Grade 12 Macromolecules
Which enzyme is missing if a person cannot digest lactose?
  1. sucrase
  2. glucase
  3. lactase
  4. protease
  5. trypsin
Grade 12 Macromolecules
Which molecule is a helper protein?
  1. substrate
  2. enzyme
  3. active site
  4. product
Grade 12 Macromolecules
Which four elements make up approximately 96% of living matter?
  1. C, H, O, and N
  2. C, H, O, and P
  3. C, O, P, and N
  4. H, N, O, and P
Grade 12 Macromolecules

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

Which structure of a protein consists of a linear sequence of amino acids?
  1. primary
  2. secondary
  3. tertiary
  4. quarternary
Grade 12 Macromolecules

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

How does the tertiary structure of a protein differ from the secondary structure?
  1. The tertiary structure has a 3D shape, while the secondary structure is often folded or pleated.
  2. The tertiary structure is made of two or more polypeptides, while the secondary structure is made form only one polypeptide.
  3. The tertiary structure is pleated into an alpha helix, while the secondary structure is completely linear.
  4. The tertiary structure is a sequence of amino acids, while the secondary structure contains several polypeptides.
Grade 12 Macromolecules

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

Which of these describes the quarternary protein structure?
  1. coiled regions folded into a 3-D shape
  2. two or more polypeptides bound to each other
  3. a linear sequence of amino acids
  4. sequences of amino acids bonded with hydrogen bonds
Grade 12 Macromolecules
Which functional group is represented by the structure?
Structural Formula - Amine
  1. carboxyl
  2. amino
  3. phosphate
  4. methyl
Grade 12 Macromolecules

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

Which protein structure gives the protein its actual function?
  1. primary
  2. secondary
  3. tertiary
  4. quarternary
Grade 12 Macromolecules
All organisms "pay their energy bill" using this substance.
  1. money
  2. cells
  3. protein
  4. ATP
Previous Page 2 of 4 Next