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Dana Krempels

U.S.
On Vacation
returns 11/24/2009
I can answer questions about evolutionary mechanisms and theory, including genetic drift, mutation, natural selection, etc. I also can clear up misconceptions about evolution as it's sometimes talked about by those not well-versed in the subject (e.g., some politicians and many religious fundamentalists).

Recent Answers

2009-11-08 mutation rate:

Dear Thierry, One of the main reasons that scientists use organisms such as fruit flies, bacteria, mice, nematodes, etc. to study mutations is because they are not only easily manipulated in the lab

2009-11-06 mutation rate:

Dear Thierry, "Is it possible to estimate a number of generations necessary for a human mutation to appear naturally? (a good mutation, not one that would be weeded out because of uselessness or handicap)

2009-11-06 biological classification:

Dear Ricky, Traditionally, our classification system is based on the one created by Carl Linne (a.k.a. Linnaeus), Systema naturae. It was little more than a sorting system when Linnaeus first devised

2009-10-28 Evolutionary Development:

Dear Tom, Dr. Coyne is absolutely correct. Ernst Haeckle was on the right track, but his terminology wasn't quite consistent with what we now know to be true: More complex adult organisms are the

2009-10-25 molecular clock:

Dear Husain, You can find a good explanation here: http://books.google.com/books?id=n-C9qW5UPL4C&pg=PA244&lpg=PA244&dq=molecular+cl

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