Examlex
As a direct result of the Kefauver-Harris Amendment of 1962,new drugs now are required to be certified as __________.
Myofibril
A basic rod-like unit of a muscle cell, composed of long proteins including actin, myosin, and others, responsible for muscle contraction and relaxation.
Muscle Fiber
A single muscle cell, typically cylindrical in shape, that contracts in response to stimulation and is essential for producing bodily movements.
Structural Unit
A structural unit is the smallest component within a structure that retains the overall characteristics and functionality of the larger structure.
All-or-none Response
A principle that states a neuron either fires at full strength or not at all in response to stimulation.
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