<span>The correct answer is:
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4) "The valence electrons are given up by the Na and gained by the F. "
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Cell Membrane
The cell membrane also protects and supports the cell. Found in plant cells but not animal cells. This is the outer most layer in the plant cell. It is stiff, rigid and non living, and mad of cellulose.
Centaurus because it also has ten of the most brightest stars
the red wine is the densest so, it will be on bottom olive oil will be on the top. because its less than the red wine