This sample can then be sent to a lab for , so the cells can be observed under a microscope for abnormalities.

Analogy- 1 is to arete as 5 is to cirque horn glacial valley hanging valley

What do scientists need to look at before developing an argument

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming