A-LevelBiologyTransport in plants9700/12 · May/June 2012 · Q231 Mark
Which row identifies the tissue that contains the Casparian strip and the molecule forming this strip?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Atissue: cortex, molecule: lignin
Btissue: endodermis, molecule: suberin
Ctissue: epidermis, molecule: cellulose
Dtissue: xylem, molecule: lignin
✓ Correct answer
B: tissue: endodermis, molecule: suberin
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