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(a) In normal nerve conduction, sodium ions (Na+) enter the sodium channels along a neuron and ...
Normal combustion is a smooth, controlled burning of the air–fuel mixture.
Electrophoresis gel in a densitometer. SPE densitometry showing a normal pattern.
Normal and Impaired Vision
People who are color-blind see colors differently. (a) Those with normal vision see the red leaves.
The obese (ob) mouse mutant, shown on the left (a normal mouse is on the right), has provided many c