Are All the Parts of a Tree Alive?
Are All the Parts of a Tree Alive? Actually, most of the wood in the trunk and branches (the heartwood) of a tree is dead. The outer layer of bark is also dead. The...
Read MoreAre All the Parts of a Tree Alive? Actually, most of the wood in the trunk and branches (the heartwood) of a tree is dead. The outer layer of bark is also dead. The...
Read MoreHow Do Trees Grow Taller? Trees grow by producing new cells in a very limited number of places. These places of cell division are called meristems. Meristems are...
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