As a consequence, biologists argue that this measure is likely to be associated with the variety of genes.

The best way to do that, some biologists argue, is to see how the cells work in a living animal.

Before that time most biologists argued that other factors were responsible for evolution.

But theoretical biologists argue that these methods are not necessarily going to solve the problem of understanding life.

Since Darwin, many biologists have argued that species are real, distinct entities.

But the German biologists argue that this is as it should be.

Some biologists argued that populations of most organisms, amphibians included, naturally vary through time.

Some biologists have argued that lying is an unavoidable feature of human behavior.

"My work here saves lives too," the biologist argued.

But biologists argue that last year's record catch may mask serious losses in the lobster population.