Annual ring is a concentric whorl in the phloem of the stem of a tree.
You can tell how old the tree is by the annual rings, the more layers of annual rings, the older the tree is.
Growth Ring / Annual Ring
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Annual ring is a concentric whorl in the phloem of the stem of a tree.
You can tell how old the tree is by the annual rings, the more layers of annual rings, the older the tree is.
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