Behe Flashcards

0
Q

Irreducibly complex examples:

A

Mousetrap, clotting protein cascade, eukaryotic cilium, bacterial flagellum

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1
Q

Behe’s ID hypothesis:

A

The components of life are irreducibly complex

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2
Q

Behe’s 2 points

A

ID isn’t incompatible with evolution, or even not-Darwinian selection

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3
Q

Draws from Franklin Harold

A

“Selection fails to explain biochemical complexity, and ID points strongly to supernatural”. Well, any explanation of life has such philosophical or theological implications, says Behe

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4
Q

Issue of biological redundancy to Behe:

A

Redundancy in proteins only delay irreducibility, because they’re still essential

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5
Q

Behe counters Miller

A

Miller=each bit of a mousetrap has an independent use eg paperweight
Behe=then there’s no mousetrap. The spring may be reducible, but the trap system is not.

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6
Q

Blood-clotting cascade

A

20 discrete protein parts, to control timing, placement, and formation of clot. Each protein is controlled by another, so without any one the entire process would fail (irreducible)

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7
Q

Doolittle on clotting and Behe’s reply

A

D: if mice without two proteins for clotting are bred then they = normal mice
B: misread. Really 2 gene mice have same problems as 1 gene missing. Conclusion that gene duplication is not a panacea

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8
Q

McDonald on mousetraps:

A

McD: didn’t need so many parts. It’s intermediate with some ingenuity.
B: McD’s predecessors are conceptual, not physical. Cells don’t have the protein commands to configure the “trap” that way.

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9
Q

Behe on complexity as a sign of ID

A

In 1950, cell was simple. Now complexity increases dt. 50% proteins work in groups of more than five.

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