The answer is descent with modification.
Descent with modification practically means that a species have changed appearance wise over long periods of time to adapt to their environments better.
Answer:
The galaxies are moving away from Earth because the fabric of space itself is expanding. While galaxies themselves are on the move — the Andromeda Galaxy and the Milky Way, for example, are on a collision course — there is an overall phenomenon of redshift happening as the universe gets bigger.
Sorry someone flagged this
Answer:
colds are cause by viruses
They are living organisms. Not a very good question is there more to it
There are many reactions, like Oxidation and Reduction
