Examlex
What is the term for matter having a definite composition and constant properties;for example,an element or compound?
Empirical
Established through what is observed or encountered rather than through theoretical understanding or logical analysis.
Systematic Research
A structured way of investigating topics or issues in order to gather new knowledge or validate existing knowledge.
Phenomenon
An observable fact or event that can be scientifically described or explained, encompassing natural, social, and psychological occurrences.
Natural Selection
Natural selection is a fundamental mechanism of evolution, where organisms better adapted to their environment tend to survive and produce more offspring.
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