The cell wall is the outside layer of the cell whereas the cell membrane is surrounds the cytoplasm of the cell.
A compound that has Carbon and Hydrogen
Explanation:
The valence electrons determine the group the elements belong in the periodic table. For example, the element sodium, Na, has a valence electron of one and so it belongs to Group 1 in the periodic table. Another example is Aluminium, Al, which has a valence electron of three and therefore it belongs to Group 3 in the periodic table.
Answer: pretty sure they create islands.
Explanation: since they start underwater, they cool off and make islands? That’s what I remember.
Answer: C Biodiversity has prevented this ecosystem from being sustainable.
Explanation:
The extensive grazing by the organisms in the Chihuahuan Desert which has made the ecosystem unstable has made the ecosystem incapable of sustaining the organisms that depend on it.
This is because the extensive grazing means that the ecosystem in the desert which comprises of the flora has seen its resources being overused and can now no longer support the organisms in it.
