The plasma membrane of a cell consist of A. protein molecules arranged into layers with polar areas forming the outside of a membrane
B two layers of lipids organize with a nonpolar tales forming the interior of the membrane

answer; /// i believe that the correct answer is (50%);

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.

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.

answer; blank(1); cervical; blank(2); lumbosacral;