Genes & Cells | Science News

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Genes & Cells

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DNA illustration

SEEING DOUBLE  Some DNA is duplicated in humans. The copies may be responsible for some uniquely human traits and diseases.

market in Dongguan, China

POULTRY PROBLEMS  So far, most cases of human H7N9 infection have come from exposure to birds, often in live poultry markets. Here, epidemiologists collect samples at a market in Dongguan, China, in 2014.

illustrations of vampires

VAMPS  Creatures that feast on blood have evolved surprising ways to deal with all that fluid and protein, and to get the nutrients blood doesn’t offer. 

Genes & Cells

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