Cells must be in osmotic equilibrium with their surrounding environments, because if they swell or shrink their membranes will rupture. a) animal b) bacterial c) fungal d) plant about two-thirds of a cell is composed of water. what is the name of the process in which water moves into or out of the cell membrane to maintain homeostasis? a) regulation b) endocytosis c) exocytosis d) osmosis

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos