concentration gradient meaning

  "concentration gradient" in a sentence
Noun: concentration gradient
  1. A gradient in concentration of a solute as a function of distance through a solution
    "the movement of a solute down its concentration gradient is called diffusion"

Type of: gradient

Encyclopedia: Concentration gradient

Between points in a semiconductor, the difference in electron or hole concentration.


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  1. the reaction rate is limited by the concentration gradient of oxygen in the sample.
  2. they must be able selectively to allow certain molecules or ions to enter across this barrier, often against concentration gradients.
  3. a simple method of preparing concentration gradient gel
  4. substrates may accumulate intracellularly against a concentration gradient
  5. only diffusion under a concentration gradient is considered in this chapter

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