Transport of a material from the lumen (cavity) of an organ into one side of a cell and out the other side of the cell into the ecf is called

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Which feature of a human community is similar to a niche in a biological community

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent