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aamiyahcousins

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1) selective permeability of the cell membrane refers to It's ability to differentiate between different types of molecules, only allowing some molecules through while blocking others. Some of this selective property stems from the intrinsic diffusion rates for different molecules across a membrane.

breanab246

Answer:

2) It means a molecule that has both polar and non polar parts example- cholesterol

3) Membrane receptor proteins relay signals between the cells internal and external environments.

4) The fluid mosaic describes the cell membrane as a tapestry of several types of molecules moving continually.

5) They automatically arrange themselves in a certain pattern in water and form cell membranes.

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