A-LevelBiologyTransport in plants9700/12 · May/June 2017 · Q231 Mark
Which row is correct for a phloem sieve tube element? [Table with columns 'cell surface membrane', 'cytoplasm', 'nucleus', '80S ribosomes' and rows A, B, C, D]
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.
A✓, ✓, ✓, ✓
B✓, ✓, X, ✓
C✓, ✓, X, X
DX, X, X, X
✓ Correct answer
C: ✓, ✓, X, X
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