Siamese cats

"By night all cats are gray"  - Miguel Cervantes in Don Quixote  

I've always liked Siamese cats.   Students do, too.  "Why Siamese cats wear masks" is always a favorite story in genetics class.  So, when I opened my January copy of The Science Teacher, I was thrilled to see an article on Siamese cat colors and proteins AND molecular genetics (1). In the article, the authors (Todd and Kenyon) provide some background information on the enzymatic activity of tyrosinase and compare it to the catechol oxidase that ... Read more

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