Answer:
Earth formed about 4.6 billion years ago during the birth of our solar system. ... During the next major phase of earth's formation cooling and differentiation of the Earth's layers occurred. Dense materials sank to the center, forming an iron-nickel rich core. Lighter buoyant silicate-rich magma rose to the surface.
Explanation:
Weather conditions, temperature, and Food availability
Yes, in the first stage. Prophase I
Answer:
Mitosis produces two daughter cells that are genetically identical to the original parent cell. Therefore there is no variation (except when things like mutations happen).
Explanation: