Heartwood. In contrast to sapwood, a term for the dead, clogged xylem cells near the center of a tree. Heartwood is the tree's main column of support.
Answer:
In my opinion Europe and New York would probably grow, depending on how many people join their population.
Explanation:
I say this because many people love Europe and New York that they visit many times and most people go over their to stay for good.
Answer:
If I remember correctly, its "the plasma membrane".
Explanation:
The plasma membrane is the outer part of the cell and it can control what ever leaves the cell.