<p>An evidence describes the source of an annotation, e.g. an experiment that has been published in the scientific literature, an orthologous protein, a record from another database, etc.</p>
Life has its shapes, and depends on all kinds of architecture. It
needs a skeleton on which to hang. Blood vessels in which to flow.
A brain to house its thoughts. A heart to give it a beat. On a far
smaller scale, it needs cells to accommodate all the various
components without which there would be no life in the first place.
One of the most important being: DNA. DNA itself is found within a
defined structure in each of our cells: the nucleus…
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