Which of the following is NOT evidence supporting the role of phloem in sugar transport?
A) Honeydew contains amino acids but not sucrose.
B) 14C-labeled sucrose is transported in sieve tubes.
C) The exudate from the stylets of feeding aphids is mainly sucrose.
D) Radioactive assimilates are transported in the phloem.
E) When a tree is girdled, the bark above the ring becomes swollen.
Correct Answer:
Verified
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