Acell is a complex system. like most systems, a cell contains a boundary that separates things that are inside the system from those that are outside of the system. which part of the cell functions as a system boundary? a. cytoplasm b. membrane c. nucleus d. ribosome

The membrane of a cell forms a boundary that separates the cell from the outside world. This boundary allows the system to maintain the order and organization necessary for life

b. read the phase at the intersection of any given temperature and pressure.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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