Which group of biomolecules contributes to this function of the plasma membrane?

What is turgor pressure, what causes it, and what does it do for a plant?

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d

Which of the following is a testable hypotheses?