Which traits do A and B share? Which traits do B and C share

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

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil