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Question 32

From Biology HL Paper 1 (May 2024, TZ2)

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  1. The micrograph shows xylem vessels in the longitudinal section of a plant stem.
Micrograph showing xylem vessels in longitudinal section, with label X pointing to the vessels.
Micrograph showing xylem vessels in longitudinal section, with label X pointing to the vessels.

How do the structures labelled X contribute to the transport of water up the stem?

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