Which is the result of natural selection acting on any population? Select one:
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Favorable genetic traits become more common over time.
All members of a population change to avoid natural selection.
Gene mutate to create new species
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Evolution comes to a standstill.

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

What metric units would you use to measure the thickness of a key