Category: genetics 101

Genetics at the Thanksgiving Dinner Table

Thanksgiving -- it’s a time for friends, family and, of course, food. Thanks to modern science, we now know quite a lot about the foods that grace our holiday tables.  Over the last few years, scientists have worked hard to sequence many common Thanksgiving foods: turkeys, potatoes, corn, apples, wine ...

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Chocolate Broccoli

Ever since my kids were wee tykes in diapers, I’ve gone through the same bedtime routine of reading them a story. We went from picture books to the simple joys of Seuss, to following the wizardly adventures of Harry, Hermione, and Ron. Our nightly page-turners don’t usually delve into the world of science ...

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Back to School: Sex Chromosomes Quiz Results

The 23rd Chromosome This month we’ve run a series of quizzes for the back-to-school season. Here’s are the answers to our third and final quiz. Congratulations to Toni K., who was selected randomly from the large group of test takers who got all the answers right. You can see how you did by comparing with ...

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Back-to-School: Genetics 101 Quiz Results

Okay students, pencils down! A week ago Friday we posted the second in a three-part series of educational courses for back-to-school season. The entries are now in. You can see how you did by comparing with the correct answers below. Also, a special congratulations goes out to Damien Marsic for being ...

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Genetics 101 Quiz Extended

Attention all students! We're extending the Genetics 101 quiz through Sunday, September 16th to give everyone plenty of time to brush up on their genetics and earn a chance to win a $25 Amazon gift card! If you already filled out the quiz and weren’t prompted to enter your name and email address (or you ...

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Back-to-School: Genetics 101

Our Hero Gregor Mendel, an Austrian monk and biologist, worked out the pattern of inheritance of various traits. He showed that a “dominant” trait is one that always shows up in offspring while a “recessive” trait is one that is masked by a dominant gene. Update: If you took this quiz before 10 a.m. PST on ...

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Back-to-School: Human Prehistory 101 Test Results

Correction: Ouch! We mistakenly listed the wrong answer to the last question in the quiz. It has been corrected. Populations are more similar now than they were 500 years ago due to migration and intermixing. The correction did not change the results for the winner. Okay students, pencils down! Last ...

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Back-to-School: Human Prehistory 101

Soon children will be filling their backpacks with new notebooks and pencils and piling into yellow school buses.  Even if your school days are long past, you need not be left behind.  Learning is life-long, and you can continue your education using 23andMe's short animated guides to human prehistory.  ...

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Quiz Answers: Heritability Demystified

Last week we quizzed our readers on heritability, a genetics concept that is often misinterpreted. Congratulations to Monica P., the winner of the quiz! She got all the answers correct and will receive an Amazon gift card. Read on for the answers and to learn more about what we can say about nature vs. ...

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Genetic Similarities of Mice and Men

23andMe celebrates genetic diversity but today we’d like to celebrate our genetic similarities -- to other organisms.  You are no rabbit or chicken (or, if you are, you are a truly impressive rabbit or chicken to be reading this blog). Rather, your DNA contains all the instructions for making you human. All ...

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