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Unformatted text preview: Starch 8. _____ is responsible for the movement of sugars from leaves to taproots; _____ is responsible for the movements of sugar from taproots to leaves 9. Why aren't epidermal cells of roots coated with cuticle? 10. As sieve-tube elements mature, something happens to them that makes them different from other cells. What is it? 11. How can you determine the approximate age of a tree growing in temperate climates? 12. Photosynthesis occurs in the _____. 13. 14. 15....
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- Spring '08