Polar Bears Did Not Descend From Brown Bears, DNA Study Indicates

See on Scoop.itMiddle School Life Science

After analyzing DNA samples from the two species, scientists reported that polar bears are not descended from brown bears.

Question: What’s different about the DNA used for this study from that used in previous studies? How might different DNA yield different results? Which kind do you think is better to use and why?

See on www.nytimes.com

About gblakney

Middle School Mathematics Teacher, passionate EdTech user who loves to experiment with new methods and tools in the classroom. Following the lead of Dan Meyer and Jo Boaler, I create a safe place for kids to discover the fun and beauty of maths. I use Number Talks and Groupwork to make maths accessible for all of my students. I enjoy Mathematics and I'm enthusiastic about teaching; the kids really respond to that.
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