A cell membrane is bigger a specific about what allows across how does this help the cell

It helps the cell absorb as many different molecules as possible.

Explanation: the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell, and that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

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answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;