When there are different amounts of a substance on either side of the cell membrane, (a) gradient results. a) concentration b) osmosis c) diffusion d) membrane

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.