Write a research (scientifically testable) question/problem scientists could investigate to provide evidence that feedback mechanisms help organisms to maintain homeostasis.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

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population. population is the number of people or animals in a particular place. an example of population is over eight million people living in new york city.

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answerwestern plateau,     central lowlands,     great dividing range;