A plant was placed in red-coloured water. After six hours, the leaves turned red. Which part of the plant transport system was responsible for this?
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Worked Solution
Step 1: Water is absorbed by roots and moves up the stem.
Step 2: The xylem tubes are responsible for transporting water and mineral salts.
Step 3: The red dye travelled through the xylem to the leaves.
Correct answer: Xylem
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