Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.
The element has 7 protons and 9 neutrons.
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Temperature, pressure, wind speed and direction, cloud coverage,precipitation and humidity
Marshes and ponds is the correct answer
