Answer: A- Horsetail
Explanation: Horsetail, (genus Equisetum), has fifteen species of rushlike conspicuously jointed perennial herbs, the only living genus of plants in the order Equisetales and the class Equisetopsida. Horsetails grow in moist, rich soils in all parts of the world except Australasia.
While cycads, conifers, gnetophytes and ginkgoes belong to the gymnosperm group.
D through a microscope!
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It’s true (a) because bones become brittle and easier to break if theyre not used. bones more frequently used become stronger.
