But while these cultural phenomena are indeed sending women into politics, American demographics and natural biological forces are motivating them, too.

The amazing thing about it was the speed with which the web of biological forces struck everywhere across the Earth.

More fundamentally, the debate seems to ignore the biological forces at work.

"In fact, the social forces can feed the biological forces."

The viruses unleashed biological forces which couldn't be stopped, leaving the planet filled with new and deadly forms of life.

Functional psychology is interested in mental operations by way of mental activity and its relation to the larger biological forces.

His specialty is geomorphology, with a particular interest in the biological forces shaping landscapes.

The most important of these conceptualizations are dynamisms: biological or mental forces that control behavior and its development.

Social and biological forces interact with each other.

According to Ellacuría, before the evolution of humanity, the further development of historical reality took place only by physical and biological forces.