Sentences with phrase «test animals merely»

This binding is so complete that scientists who wish to study the effects of low zinc concentrations in test animals merely add soy bran to the animals» diet.

Not exact matches

In fact, «testing positive» is not a useful measure of a cat's ability to infect other animals or people; it's merely an indication that antibodies are present in the cat's blood — to be expected after they shed oocysts.