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penicillin is an example. It disrupts the pedtidoglycan of the cell membrane in Gram-positive bacteria.
amphoteicine b
The model used to explain the components and properties of the plasma membrane is called the fluid mosaic.
nitrogen and hydrogen
because its large and wont cross the membrane
Cell membrane
phospholipid
the answer for Plato is A :]
Fluid-mosaic model
The intrinsic properties of the hydrophilic/hydrophobic/hydrophilic double layer of the membrane gives it support, due to the hydrophobic effect.
the 4 elements is cell membrane, organelles, cytoplasm, and DNA
non penetrating substances may have molecules too large to go through a membrane or are chemically repelled by the membrane so it can't go through.