Ancestor Quote by Ernst Haeckel

“The ancestors of the higher animals must be regarded as one-celled beings, similar to the Amoebae which at the present day occur in our…

— Ernst Haeckel

I am aware that the conclusions arrived at in this work will be denounced by some as highly irreligious; but he who denounces them…

— Charles Darwin

“I think, therefore a single fertilized egg cell can replicate itself into trillions of specialized and exquisitely organized cells.”

— Self

The cell was the first invention of the animal kingdom, and all higher animals are and must be cellular in structure. Our tissues were…

— John M. Tyler

If a single cell, under appropriate conditions, becomes a man in the space of a few years, there can surely be no difficulty in…

— Herbert Spencer

Biology is far from understanding exactly how a single cell develops into a baby, but research suggests that human development can ultimately be explained…

— Kenneth R. Miller

I find the idea of common descent (that all organisms share a common ancestor) fairly convincing, and have no particular reason to doubt it.

— Michael Behe

In terms of their basic biochemical design…no living system can be thought of as being primitive or ancestral with respect to any other system,…

— Michael Denton

“The extracellular genesis of cells in animals seemed to me, ever since the publication of the cell theory [of Schwann], just as unlikely as…

— Robert Remak

“Oh golly, Brer Fox, your forthright assertion—that evolutionary biology disproves the idea of a creator God—jeopardises the teaching of biology in science class, since…

— Richard Dawkins

“Biochemists assume that the three cellular kingdoms evolved from a single common ancestor, because the alternative of supposing an independent origin of life two…

— Phillip E. Johnson

“To be such a complicated, myterious piece of biological machinery! That is a special thing, unprecedented in all of evolutionary history. Our ability to…

— Veronica Roth