Sthis a good scientific question? "is the lifespan of snowshoe hares, which are white in the winter and brown in the summer, affected by levels of winter snowfall? "

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis

How are fossils most commonly formed