A study on bird feeders and beak sizes shows how an everyday human activity can affect the evolution of another species.

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Second-year Anthropology PhD student at the University of Toronto

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My research consists of sequencing and analyzing patients’ genetic information to figure out what could cause a certain disease.

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Scientists can use GWAS results to learn all kinds of things about you from your genes. One day, doctors may even use this information to personalize your medical care.

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Here’s a conundrum: Identical twins originate from the same DNA ... so how can they turn out so different — even in traits that have a significant genetic component? (5:02 min.)

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This video explores the chemistry and genetics of what makes redheads stand out from the crowd. (3:03 min.)

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Scientists can’t bring people back from the dead just yet. However, they have discovered that some parts of your cells remain active long after you die.

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Natalie S. Hodge defines the four major blood types and sheds light on why some bloods can mix while others cannot. (4:41 min.)

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I am an Associate Professor at the York University Department of Biology. We study the gene expression of La and La related proteins.

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Dr. Arun Tiwari, one of our DNA Day experts, answers the question, “Does DNA determine allergies?”

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If junk food is so bad for you, why does it taste so good? It’s partly because humans have evolved to crave foods high in sugar, salt and fat. But it’s also because junk food is engineered to exploit these cravings.

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Why does the calico coloration only occur in female cats? It happens because in order for proper development to occur in females, one of the x chromosomes must be switched off resulting in different active x-chromosomes in different cells This can produce a variety of phenotypic expressions. (5:16 min.)

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Sam Yeaman, a professor at the University of Calgary and one of our DNA DAY experts, explains how information is coded in DNA.

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Established by Let’s Talk Science and Genome Alberta, DNA Day is a unique day where students, teachers and the public can connect with Canadian experts to learn more about genetics and genomics. Canada's national DNA Day is taking place Tuesday, April 25th, 2017.

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Ever wonder why we still haven't found a cure for cancer? SciShow’s Hank explains that it is partly due to the fact that there are many types of cancer and they use our genetic mechanisms to make it difficult to find a single cure (8:38 min.)

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