Answer:
the layer of the planet Earth where life exists
Explanation:
No, Humans take evolution through selective breeding and genetically modified organisms.
Answer:
It is a biological process by which an organism reproduces an offspring who is biologically similar to the organism.
Explanation:
I hope I have cleared ur doubt if not do mention in comment
Explanation:
because at is formed,the lighter part floats on the surface and the really heavy part (like iron and nickel in the core)sank to the middle