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 pushed through the digestive tract of the aphid by pressure. The aphid's mouthpart has most likely penetrated the plant's
A) xylem.
B) phloem.
C) stomata.
D) shoot system.
Correct Answer:
Verified
Correct Answer:
Verified
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