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== Semi-permeable Membrane == ...(pronunciation: /ˈsɛmi pɜːrˈmiːəbəl ˈmɛmbreɪn/) is a type of [[biological membrane]] that will allow certain molecules or ions to pass through it by [[diffusi

== Plasma Membrane == ...all cells from the outside environment. The plasma membrane is selectively permeable to ions and organic molecules and controls the movement of substances in an

== Biological Membrane == ...''', is an enclosing or separating [[membrane]] that acts as a selectively permeable barrier within living things.

== Cytoplasmic Membrane == The '''Cytoplasmic Membrane''' (pronunciation: sy-toe-plaz-mik mem-brane) is a fundamental component of

== Cell Membrane == ...f all cells from the outside environment. The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in an

== Cell Membrane == ...f all cells from the outside environment. The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in an

...f all cells from the outside environment. The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in an The term "cell membrane" is derived from the Latin word 'cella' meaning a small room and the Greek

...to the process that makes the diffusion of certain molecules across a cell membrane easier. ...e]]s in the cell membrane. These molecules are transported across the cell membrane with the help of transport proteins.

...process of transporting particles (such as molecules, ions, etc.) across a membrane in a cell. ...ctive Transport]]: This is the movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring en

...ntaneous net movement of solvent molecules through a selectively permeable membrane into a region of higher solute concentration.