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Biology, 20.03.2020 00:50 tati7149

2. All seed plants are heterosporous and produce pollen grains as well as seeds. However, there are examples of transitions between seedless vascular plants (lack seeds; generally homosporous) and seed plants. What seedless vascular plants are heterosporous?

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2. All seed plants are heterosporous and produce pollen grains as well as seeds. However, there are...
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