5: Membranes (part 1) Quiz

Please sign up for the course before taking this quiz.
  1. 1. REVIEW: What does hydrophilic mean?

    1
  2. 2. Which part of a phospholipid molecule loves water– the head or the tails?

    1
  3. 3. An empty phospholipid sphere is called a:

    1
  4. 4. REVIEW: Is water polar or non-polar?

    1
  5. 5. What important job does the lysosome do?

    1
  6. 6. What is the electrical charge of a phosphate ion?

    1
  7. 7. A lipsome that is filled with water or air is called a:

    1
  8. 8. How many different types of digestive enzymes might be in a lysosome?

    1
  9. 9. REVIEW: A glycerol hanger with three fatty acids attached is called a:

    1
  10. 10. The Greek word for “dissolve or break apart” is:

    1
  11. 11. What geometric shape will phospholipids automatically form when put into a polar substance?

    1
  12. 12. An acid donates what to its environment?

    1
  13. 13. What is the inside of a lysosome like?

    1
  14. 14. When a cell needs a bag to store or transport something, it uses a:

    1
  15. 15. As a general rule, can an enzyme do more than one job?

    1
Back to: 5: Membranes (part 1)