As the earth has active tectonics we know that rocks are recycled and the oldest rocks may therefore just be the oldest rocks that have not been recycled yet. We know the true age of the earth by looking at radioactive isotopes of things like spacedust and meteors that formed at the same time as the earth as they have not been affected by the tectonic process of recycling here on Earth.
<span>The absence of the predator in the experimental plots led to a rise in population of the two species hence suppressing the other species since they were the prey of the Sea stars. But when the sea stars were present, they maintained a balance in the species diversity by feeding on Mussel and Barnacle species.</span>
Answer:
Use hcfc and no using (cfc).
One also can refuse using air corn and also car pole
Safe the electric or just us the solar energy.
Plant more tree and do 3 r
Answer: True?
Explanation: The wording of the question is confusing?
the first one is a mollusca
