03/04/21

Please describe how an acid-fast stain works. How does it get its name?
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04/04/19

How is it known that Homo sapiens and Homo neanderthalensis interbred?
Many recent articles maintain that a small percentages of Neanderthal genes (up to 2%) are found in modern non-African people. (I believe that currently there is insufficient genetic material from... more
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