Afriend out with this ! which statement best describe the plasma membrane of a living plant cell? a. it selectively regulates the passage of substances into and out of the cell.) b. it is composed of proteins and carbohydrates only) c. it has the same permeability to all substances found inside or outside the cell.) d. it is a double protein layer with floating lipid molecules

cuz he is really really short, assuming an unorthodox and inherently unlucky configuration of elevator buttons…

explanation:

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: