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Genes & Cells

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Bajau diver spear fishing

DAY JOB A Bajau diver, spear in hand, fishes off the coast of Indonesia. Bajau divers spend 60 percent of their diving time completely underwater, comparable to sea otters.

norovirus in mouse tissue

THE WINNER IS…  In mice, norovirus invades tuft cells (the two bright green spots) in the lining of the small intestine (left) and the colon (right). Other cells in the intestines that weren’t infected (blue) are also shown.

sweet potatoes

HOW SWEET  Long before humans inhabited Polynesia, sweet potatoes may have been carried across the ocean from South America to the South Pacific islands by wind, water or maybe even birds.

Genes & Cells

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