DNA analysis aids in classifying single-celled algae

(Phys.org)—For nearly 260 years—since Carl Linnaeus developed his system of naming plants and animals—researchers classified species based on visual attributes like color, shape and size. In the past few decades, researchers ...

Restaurants plan DNA-certified premium seafood

(AP) -- Restaurants around the world will soon use new DNA technology to assure patrons they are being served the genuine fish fillet or caviar they ordered, rather than inferior substitutes, an expert in genetic identification ...

Appearance not always enough to identify species

Linnaean taxonomy is still a cornerstone of biology, but modern DNA techniques have erased many of the established boundaries between species. This has made identifying species difficult in practice, which can cause problems, ...

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