Friends at First Sight? Genetics May Decide
Is there a genetic component to friendship? Mice prefer friends who are genetically similar to them, regardless of other factors.
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Does Brain Cholesterol Control Alzheimer’s?
Brain cholesterol levels may be the key to understanding and treating Alzheimer’s disease, according to a new study.
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The Effect of Exercise on Your Genes
Genes can be expressed in different ways, and new research suggests that exercise has a positive impact on gene expression and your health.
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Epigenetics of offspring influenced by parents’ diets
What parents eat impact their children. The diets of parents affect how their children’s genes work in a process called epigenetics.
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Is Depression In Our Genes?
Scientists suspect there is a biological basis for depression–it may even be coded for in our DNA. is depression in our genes?
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Protein Affects 10 Billion Blood Cells a Day
Special proteins in your blood have been identified by researchers for their role in activating stem cells to develop into healthy blood cells.
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Unravel DNA with Citizen Science
You can help collect data for studies of DNA by mailing researchers your dog’s saliva, samples of the forest floor, and even spiny anteater scat.
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Asthma, Genetics, and the Environment
By Emily Folk The relationship between asthma and genetics has evaded scientists for years. Researchers are still unraveling clues today, although they’ve made many advancements in making the connection. Environmental influences have become more significant in their impact, posing new challenges in treating the disease. As scientists explore ways to enhance asthma treatment, they also work to uncover its causes, hoping for more information on its relatively vague origin. How does asthma work? Asthma is an inflammatory lung disease characterized by shortness of breath, chest tightening, coughing, and wheezing. The…
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Is Height All In Our Genes?
Dr. Joe Hanson is tall. Most of the people in his family are tall. Does that mean his son will be tall? Turns out the inheritance of height is a lot more complicated than we thought. Scientists know that nature (genes) and nurture (environment) both play a role, but after more than a century of questions, we’re only just now starting to get some answers. In this episode of It’s Okay to Be Smart, learn how the average height of humans changed over time due to agriculture, migration, and industry.…
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Science with Sophie: Dogs
Do dogs really exist? Okay, we know dogs really exist. But how do you know if something really exists if you can’t see it? On this episode of Science with Sophie, Sophie explores why it’s so important to do your own research, as well as how genetic traits as passed down. And as a bonus, you’ll learn all about the history of dogs, complete with at least five different canine cameos. Do the science experiment with Sophie To do the science experiment, you’ll need these things: something to write on something…
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