Answer:
meteorite striking the dinosaures
Answer:
Some cancers are caused by mutations that stop certain proteins from working. The inactivation of what kind of protein could lead to cancer?
One that speeds up the cell cycle.
Explanation:
Oceanic crust<span> is the uppermost layer of the </span>oceanic<span> portion of a tectonic plate
hope that helps!!</span>
Answer:
I believe A makes the most sense
Explanation: