Answer:
because it permits certain movement of molecules in and out of the cell
Scientists now know all know that the earthquakes are caused by faults and they look at the ground for this activity, thus means that by doing this they knew more and more of the earth.
Answer:
emissions
Explanation:
The productions and discharge of something especially gas or radiation
Answer:
It was an difficult place to live because the animals had to survive the waves and different type of water levels and temperture changes.
Explanation: