O-LevelBiologyGenetics & Variation5090/11 · May/June 2011 · Q331 Mark
The diagram shows part of a flower at the time of pollination. How does the male gamete reach the female gamete?
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.
Apollen tube grows down the style.
BThe pollen grain moves down the style.
CThe male gamete digests its way down the style.
DThe male gamete swims down the style.
✓ Correct answer
A: pollen tube grows down the style.
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