A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2012 · Q241 Mark
What is correct about the uptake and transport of water in plants? 1 water transported by the symplast pathway enters root hair cells down a water potential gradient 2 water is transported in xylem by the symplast and apoplast pathways to reach the leaves 3 water transported by the apoplast pathway through plasmodesmata must pass through cell surface membranes of endodermal cells
A1 only
B3 only
C1 and 3 only
D2 and 3 only
✓ Correct answer
A: 1 only
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