Examlex
A commonly pinkish mineral with light-colored wavy lines is
Membrane
A selective barrier that encloses the cell or organelles within a cell, controlling the movement of substances in and out.
Mitochondria
Organelles responsible for generating most of the cell's supply of adenosine triphosphate (ATP), playing a key role in energy metabolism.
Gradient Formation
The process by which a concentration gradient of a particular molecule or ion is established, often across a biological membrane.
Electron Transport System
A series of complexes that transfer electrons through a membrane to create a gradient used for ATP production.
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