Which calculation would you not use to describe the climate of a place? a reciprocal temp b mean c mode d median

the fossil record provides evidence of a common ancestor to many species.

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.