Biology

Chromatophore

biological pigment

Hershko, Avram

Israeli chemist

Target Theory

biology

Grabau, Amadeus William

American geologist

Parallel Evolution

biology

Rockweed

name of various species of brown algae

Adanson, Michel

French botanist

Harden, Sir Arthur

British biochemist

Gene-for-gene Coevolution

biology

Pfeffer, Wilhelm

German botanist

Kerr, Sir John Graham

British biologist

Endangered Species

Definition & Facts

Hairball

feline disorder

Mold

fungus

Dansereau, Pierre

Canadian plant ecologist

Blue-green Algae

organism