5: Membranes (part 1) Quiz

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

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  2. 2. What important job does the lysosome do?

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

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

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

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

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  7. 7. What is the inside of a lysosome like?

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

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  9. 9. What is the electrical charge of a phosphate ion?

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

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

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

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  13. 13. REVIEW: What does hydrophilic mean?

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  14. 14. An acid donates what to its environment?

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

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Back to: 5: Membranes (part 1)