In the spring before the leaves come out, maple trees are often tapped to collect sap to make syrup. The sugars were stored in the wood of the tree as starch and then released as temperatures rise above freezing in late winter. The resulting sucrose is released into the vessels that transport water. Which of the following would a person tap to collect sap from a maple tree?

A. phloem
B. collenchyma tissue
C. xylem
D. parenchyma tissue
E. roots


Ans: C. xylem

Biology & Microbiology

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