Osmosis is
a) the engulfing of liquid particles by the cell membrane.
b) the pumping of substances by transport proteins.
c) the engulfing of large particles by the cell membrane.
d) the diffusion of water across a membrane.

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d