5: Membranes (part 1) Quiz

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  1. What important job does the lysosome do?1

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

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

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

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

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

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

  8. REVIEW: Is water polor or non-polar?1

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

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

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

  12. An acid donates what to its environment?1

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

  14. An empty phospholipid sphere is called a:1

  15. REVIEW: What does hydrophilic mean?1

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