Sentences with phrase «frogs at concentrations»

Studies in bullfrogs found that triclosan disrupts the endocrine system — blocking the tadpoles» development into frogs at concentrations found in the environment.

The most heavily used herbicide in the United States, atrazine, makes hermaphrodites of male frogs at concentrations commonly found in the environment, according to a study published in the 16 April issue of the Proceedings of the National Academy of Sciences.

Not exact matches

At common environmental concentrations, the popular weed killer atrazine strips male frogs of a key hormone and turns some of them into hermaphrodites, according to new research.