Answer: Behavioral isolation.
Mechanical isolation. ...
Temporal isolation
It is D & E. Uranus is Helium & Hydrogen, And it has dark rings
oo, The Big Bang theory predicts how much of each element should have been made in the early universe, and what we see in very distant galaxies and old stars is just right. You cannot look in new stars, like the Sun, for this evidence, because they contain elements that were created in previous generations of stars.
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1. One reason is extinctions happen because of some kind of change in the environment where a life form lives. While some species can adapt to the changes, others die, and if enough die, the species becomes extinct. These are some of the biggest factors in the extinctions of particular species. 2. Contaminants in the environment, such as pesticides.
you could find the answers if u look up the name of it like
4.3 powering the cell: cellu.... answer
