Fthe water concentration inside a cell is higher than the water concentration outside the cell, water flows out of the cell. this method of molecular transport is called a. exocytosis. b. osmosis. c. a sodium pump. d. endocytosis.

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians? a. a b. e c. f d. g