The allele frequency represents the incidence of a gene variant in a population. Alleles are variant forms of a gene that are located at the same position, or genetic locus, on a chromosome.

However, a minority of genes show monoallelic expression (right). In these cases, only one allele of a gene is expressed (right). Which of the two alleles is expressed may be determined by the ...

Some characteristics are controlled by a single gene, such as fur colour in animals and red-green colour blindness in humans. However, most characteristics are caused by the interaction of many ...

Theory of mind is typically defined as the ability to understand the thoughts, beliefs, desires, and emotions of other people. This understanding allows individuals to predict how others will feel ...

What realtors say about residential real estate also applies to many small businesses--that the three most important considerations are location, location, location. Location is especially ...

While earthquake locations are normally done with a computer that can quickly determine the paths of seismic waves through the Earth to many seismic stations, you can get a good estimate of an ...

A gene known as HbS was the center of a medical and evolutionary detective story that began in the middle 1940s in Africa. Doctors noticed that patients who had sickle cell anemia, a serious ...

Got a retail location? Ask yourself these questions to make sure your store has the "eye appeal" it needs to keep customers coming back: ...

Got voting questions? We have answers. You’re fired up about the issues at stake this Election Day. You don’t need anyone to tell you how powerful your vote is. But maybe you’re still a little hazy on ...

The Ring of Fire is home to 75% of the world's volcanoes and 90% of its earthquakes. 2 min read The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that ...

In a study of centenarians conducted in collaboration with scientists at Albert Einstein College of Medicine, the variant, affecting a mitochondrial microprotein called humanin, was found to be more ...

The US presidential election is in its final stage, with Kamala Harris and Donald Trump vying for victory. Seven swing states, including Arizona, Georgia, and Pennsylvania, are expected to ...