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PROTEINS MCQs

Total Questions : 24 | Page 1 of 3 pages
Question 1. Which level of protein structure describes a protein's three-dimensional shape?
  1.    Primary
  2.    Secondary
  3.    Tertiary
  4.    Quaternary
 Discuss Question
Answer: Option C. -> Tertiary
Question 2. Consuming Plant- based proteins leads to higher fibre intake?
  1.    True
  2.    False
 Discuss Question
Answer: Option A. -> True
Question 3. What is the best definition of the term "theory," as it is used in science?
  1.    A guess about something that has occurred in nature.
  2.    a comprehensive set of ideas explaining a phenomenon in nature.
  3.    based on verifiable laws and can be proven true.
  4.    a hypothesis that uses laws and observation to make an assumption.
 Discuss Question
Answer: Option B. -> a comprehensive set of ideas explaining a phenomenon in nature.
Question 4. Which of these is NOT a complete protein?
  1.    Meat
  2.    Fish
  3.    Eggs
  4.    Beans
 Discuss Question
Answer: Option D. -> Beans
Question 5. What is the complementary protein to peanut butter?
  1.    Rice
  2.    Broccoli
  3.    Whole Wheat bread
  4.    Beans
 Discuss Question
Answer: Option C. -> Whole Wheat bread
Question 6. Which analogy best describes the role enzymes play in cells?
  1.    Like walls in buildings, enzymes provide structural support for the cell
  2.    Like the person who helps you bag your groceries, enzymes speed up processes in cells
  3.    Like books in libraries, enzymes store information that can be used by the cell when needed
  4.    Like the fence around a yard, enzymes act as a barrier preventing entry to the cell.
 Discuss Question
Answer: Option B. -> Like the person who helps you bag your groceries, enzymes speed up processes in cells
Question 7. Cells must produce many different enzymes because
  1.    enzymes are quickly used up
  2.    most cellular reactions require a specific, unique enzyme
  3.    They have to have some way to use up the protein that they consume
  4.    enzymes are not very effective at speeding up reactions
 Discuss Question
Answer: Option B. -> most cellular reactions require a specific, unique enzyme
Question 8. What is another function of consuming proteins?
  1.    Improves appetite
  2.    Improves bone health
  3.    Boosts metabolism
  4.    Improves sleep
  5.    Boosts cholesterol levels
 Discuss Question
Answer: Option C. -> Boosts metabolism
Question 9. This is one job proteins do NOT have in the body
  1.    storing genetic information
  2.    structure
  3.    speed up chemical reactions
  4.    transport things through cell membrane
 Discuss Question
Answer: Option A. -> storing genetic information
Question 10. What is a long chain of amino acids called?
  1.    Lipid
  2.    Carbohydrate
  3.    Polypeptide
  4.    Nucleic acid
 Discuss Question
Answer: Option C. -> Polypeptide

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