cassiegriffin cassiegriffin

04-06-2017
Biology

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9. What's the layer of material found at the innermost part of wood? A. Heartwood B. Vascular cambium C. Sapwood D. Cork cambium

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Аноним Аноним

04-06-2017

(A.) Heartwood

Heartwood is the inner layer in wood

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hoosmoose hoosmoose

04-06-2017

It is heartwood. heartwood is made of older dead xylem cells, or cells that transport water throughout the trunk. The dead xylem cells get harder and form heartwood at the center of the tree.

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