Archive: 07/12/2007

FSIS makes mad cow rule permanent

The U.S. Food Safety and Inspection Service announced a permanent prohibition on the slaughter of cattle that are unable to stand or walk.

dateJul 12, 2007 in Other
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U.S. considers penguin protection

U.S. Fish and Wildlife Service officials are considering extending endangered species protection to 10 species of penguins in the southern hemisphere.

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Cells take risks with their identities

Biologists have long thought that a simple on/off switch controls most genes in human cells. Flip the switch and a cell starts or stops producing a particular protein. But new evidence suggests that this model is too simple ...

dateJul 12, 2007 in
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How plants learned to respond to changing environments

A team of John Innes centre scientists lead by Professor Nick Harberd have discovered how plants evolved the ability to adapt to changes in climate and environment. Plants adapt their growth, including key steps in their ...

dateJul 12, 2007 in
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