A Moment of Science

Posts tagged genetic

June 4, 2013

 

Increased UV exposure triggers melanin production, resulting in more freckles. - Photo: Paulina Spencer (Flickr)

Sunkissed: Why Do We Have More Freckles During The Summer?

Ever wonder why our freckles seem to multiply with the advent of warmer weather and longer days?

February 21, 2012

 

moose in water

Did You Know That Moose Can Have Arthritis?

Researchers have been studying moose for years and one thing they've found is while arthritis in moose is genetic, it's also triggered by the environment.

December 2, 2005

 

Get the Drift

We’ve discussed before how endangered species are at risk from the increased likelihood of inbreeding, which leads to unhealthy offspring. There’s another danger to letting the numbers of animals in a given species become too low. It’s called genetic drift. Learn more on this Moment of Science.

March 31, 2005

 

The Odds of It Being a Boy

What are the odds of giving birth to a boy? Learn more on this Moment of Science.

September 27, 2003

 

Little People

Although dwarfism can result in some medical problems such as spinal stenosis, where the spinal column is too narrow to accommodate the spinal cord, many little people lead healthy, productive lives. A more common problem involves inaccessibility in public spaces.

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