Tag: polymorphism
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The Case of the Finch Flair: A DNA Mystery
Looking for an engaging way to introduce students to DNA variation, inheritance, and genetic evidence? The Case of the Finch Flair is a classroom investigation that combines SNP analysis, pedigrees, and Punnett squares into a fun genetics mystery your students will enjoy solving. In this activity, students investigate whether a mysterious individual could be related…
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Genome Wide Association Studies in Dog Coats
Data examines single nucleotide polymorphisms (SNPs) that indicate a strong or weak correlation to coat length and texture in different dogs.
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Dog SNPs and Curly Hair
In an effort to add more real data to the DNA (genetics) unit, I added a shortened form of the HHMI activity: “Mapping Genes to Traits in Dogs Using SNPs” The activity on HHMI is too advanced for freshman level biology, but I thought it would be a good introduction to DNA sequences. The activity…
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Case Study – Evolution and White Striped Clovers
The production of cyanide by clovers with white stripes is an evolutionary advantage is some environments, but not others.