Examlex
Which class of antibodies is especially important in mucous membranes?
Euphoria
A state of intense happiness and self-confidence.
Phenomena
Observable events or occurrences that can be investigated scientifically or otherwise understood through empirical observation.
Theory
A system of ideas intended to explain something, based on general principles independent of the thing to be explained.
Hypothesis
A proposed explanation for a phenomenon, made as a starting point for further investigation, that can be tested through experimentation and observation.
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