Francis Crick — "The structure of DNA is a double helix."
The structure of DNA is a double helix.
The structure of DNA is a double helix.
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"I enjoy being controversial."
"The belief that we have immortal souls is a superstition."
"The brain is a machine."
"The origin of life is a scientific problem."
"It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is most adaptable to change."
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