Examlex
Compare and contrast the 2nd and 3rd trimesters.
Paradigm Shift
A fundamental change in the basic concepts and experimental practices of a scientific discipline.
Falsifiable Hypothesis
A hypothesis that can be demonstrated to be false by an experiment or observation, a critical aspect of the scientific method.
Prokaryotes
Single-celled organisms that lack a nucleus and membrane-bound organelles, including bacteria and archaea.
Bacteria
Prokaryotic organisms that have peptidoglycan in their cell walls; most are decomposers, but some are parasites and others are autotrophs. Bacteria is the name of one of the two prokaryotic domains. Compare with archaea.
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