The temperature and the saline (saltiness) level of the water determines the density<span />
Answer:
This supports Darwin's theory of evolution, which states that simple life forms gradually evolved into more complex ones. Evidence for early forms of life comes from fossils. By studying fossils, scientists can learn how much (or how little) organisms have changed as life developed on Earth.
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Explanation:
you get nun
Answer:
A mutation can benefit an organism by changing its physical characteristic.
Explanation:
Homogeneous chromosoms pair up