Sandwalk
Strolling with a skeptical biochemist
Monday, December 15, 2014
On the importance of course evaluations at the University of Toronto
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My university (the University of Toronto, Toronto, Canada) recently developed a new policy and new procedures on undergraduate student evalu...
21 comments:
Evaluating students' evaluations
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Student evaluations are an important part of the undergraduate experience at most universities. But how effective are they? You would thin...
2 comments:
Thursday, December 11, 2014
Ann Gauger moves the goalposts
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We've been discussing Ann Gauger's claim that evolution is impossible because she was unable to transform a modern enzyme into anoth...
169 comments:
How to become a better teacher (not)
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Here's a video by Dr. Lodge McCammon. He has a website: lodgemccammon.com . Here are his credentials. Dr. Lodge McCammon is an educatio...
12 comments:
Tuesday, December 09, 2014
On the meaning of pH optima for enzyme activity
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The students in my lab course measured the activity of trypsin at different pH's. They discovered that the enzyme was most active at a p...
9 comments:
On the specificity of enzymes
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Most biochemistry students are taught that enzymes are highly specific. It's certainly true that the stereospecificity of some enzymes i...
14 comments:
Using mass spec to find out how many protein-encoding genes we have
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One of the other exam questions is based on an experiment students did with an enzyme they purified. They digested the enzyme with trypsin a...
King Dick and PCR
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The students in my lab course are writing their final exam. Prior to the exam they were given 22 questions and they knew that five of them w...
10 comments:
How many microRNAs?
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MicroRNAs are a special class of small functional RNA molecules. The functional RNA is only about 22 nucleotides long and most of the well-c...
78 comments:
Monday, December 08, 2014
Ann Gauger keeps digging
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Ann Gauger and her creationist collaborator, Doug Axe, have been swapping amino acid residues in one kind of protein hoping to show that the...
107 comments:
Friday, December 05, 2014
Why fund basic science?
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This video was the winner in the 2013 FASEB competition for "Stand Up for Science." The title was "Funding Basic Science to R...
32 comments:
A creationist argument against the evolution of new enzymes
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Intelligent Design Creationists have found it impossible to make a positive case for intelligent design and the existence of a supernatural ...
121 comments:
On the irrelevance of Michael Behe
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Michael Behe is one of the few Intelligent Design Creationists who have come up with reasonable, scientific, defenses of creationism. I give...
17 comments:
Thursday, December 04, 2014
How to revolutionize education
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I believe that we need to change the way we teach. But not the way you probably think. Watch this video to see what's really important a...
14 comments:
Saturday, November 22, 2014
For the King
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My son Gordon and his friend Colby are working on a new game called "For the King." It looks really cool. (I'm playing with an...
13 comments:
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