Brownfields are best described as

a. parcels of polluted land that cannot be redeveloped safelyb. polluted land that must be remediated before being redevelopedc. land where pollution has killed all vegetation, turning it “brown”d. fields with excess organic waste and animal feces

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.