Aaron Levie
Aaron Levie

It's unfortunate biologically we have to sleep.

Carol Gilligan
Carol Gilligan

I find the question of whether gender differences are biologically determined or socially constructed to be deeply disturbing.

Cheryl Tiegs
Cheryl Tiegs

I think because we could do it biologically and have our own child we decided to try this.

Corneille Ewango
Corneille Ewango

Congo has vast stands of biologically important forests as well as remote areas still waiting to be explored, yet we have very few botanists. I'm working to expand training for young students and inspire a new generation to make discoveries, spread the word about conservation, and increase protected areas throughout our country.

Dan Lipinski
Dan Lipinski

The Arctic National Wildlife Refuge is a unique and biologically special place that should be preserved.

David Liss
David Liss

I am saying that while popular culture usually portrays practitioners of magic as separate from ordinary people, often biologically different, many people have habits or customs or superstitions that show magic was once a whole lot more democratic.

Desmond Morris
Desmond Morris

Biologically speaking, if something bites you it's more likely to be female.

Donald Johanson
Donald Johanson

I don't think we interbred with the Neanderthals at all. There are some people who think that there was some level of interbreeding. I think that we look so biologically different, that we looked and we acted so different, and we culturally were so different that we would not have had interbreeding between two species.

E. O. Wilson
E. O. Wilson

So in my freshman year at the University of Alabama, learning the literature on evolution, what was known about it biologically, just gradually transformed me by taking me out of literalism and increasingly into a more secular, scientific view of the world.

Emily Procter
Emily Procter

As comfortable as I was with my adoption, the nature-versus-nurture question has been a big one for me. I adore my parents, but I always wondered if I would feel a different kind of love-not more or less, just different-for someone who was biologically related.