Using severed aphid mouthparts, scientists have verified that in most species the phloem translocates mostly ____, but that ____ may also be translocated.
A) glucose; amino acids
B) glucose; sugar alcohols
C) glucose; cellulose and starch
D) sucrose; raffinose and sorbitol
E) sucrose; glucose

Question

Quizplus · Accepted Answer

Phloem primarily translocates sucrose, and raffinose and sorbitol are also known to be translocated in some species.

Using Severed Aphid Mouthparts, Scientists Have Verified That in Most