Multiple Choice
A tiny insect known as an aphid obtains nutrition by poking a mouthpart into the stem of a plant. Once the aphid's mouthpart is inserted, fluid from the plant is actually pushed through the digestive tract of the aphid by pressure. The mouthpart of the aphid has most likely penetrated the _____ of the plant.
A) xylem
B) phloem
C) companion cells
D) endodermis
Correct Answer:
Verified
Correct Answer:
Verified
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