A concentration gradient occurs when the concentration of particles is higher in …
A concentration gradient occurs when the concentration of particles is higher in one area than another. In passive transport, particles will diffuse down a concentration gradient, from areas of higher concentration to areas of lower concentration, until they are evenly spaced.
A concrete noun refers to a physical object in the real world, …
A concrete noun refers to a physical object in the real world, such as a dog, a ball, or an ice cream cone. An abstract noun refers to an idea or concept that does not exist in the real world and cannot be touched, like freedom, sadness, or permission.
The outcomes in US Congressional elections are affected by the incumbency advantage …
The outcomes in US Congressional elections are affected by the incumbency advantage phenomenon, open and closed primaries, caucuses, and general elections.
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