Multiple Choice
-In the figure, for sugar to move from the source cell (Label 1) into the phloem (Label 2) ________.
A) active transport is needed to load the phloem tube with sugar
B) water must flow to Label 2 from the adjacent xylem
C) active transport is needed to drive phloem from Label 2 to Site B
D) a sink cell at Label 3 must be removing sugar from the phloem
Correct Answer:

Verified
Correct Answer:
Verified
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