US court to decide if human genes can be patented

The Supreme Court announced Friday it will decide whether companies can patent human genes, a decision that could reshape medical research in the United States and the fight against diseases like breast and ovarian cancer.

Fish ladders promote genetic exchange

Hydroelectric power plants, weirs and waterfalls are often insurmountable barricades for fish. This can have a significant impact on the genetic structure of the separate populations. Whether and to what extent fish ladders ...

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