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Dna
“
I placed some of the DNA on the ends of my fingers and rubbed them together. The stuff was sticky. It began to dissolve on my skin. 'It's melting -- like cotton candy.'
'Sure. That's the sugar in the DNA,' Smith said.
'Would it taste sweet?'
'No. DNA is an acid, and it's got salts in it. Actually, I've never tasted it.'
Later, I got some dried calf DNA. I placed a bit of the fluff on my tongue. It melted into a gluey ooze that stuck to the roof of my mouth in a blob. The blob felt slippery o
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― The Best American Science Writing 2001
― The Best American Science Writing 2001
“
Every day, hundreds of observations and experiments pour into the hopper of the scientific literature. Many of them don't have much to do with evolution - they're observations about the details of physiology, biochemistry, development, and so on - but many of them do. And every fact that has something to do with evolution confirms its truth. Every fossil that we find, every DNA molecule that we sequence, every organ system that we dissect, supports the idea that species evolved from common ances
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”
― Why Evolution Is True
― Why Evolution Is True
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