Throughout the generations, this "lactase persistence" changed human DNA to help them eat dairy. According to research in Annual Reviews, lactase persistence first pervaded in Europe around 5,000 ...

Genetic studies of ancient populations from across Eurasia show that lactase persistence only became common very recently, despite the consumption of milk products in the Neolithic. The mutation ...

A second example of adaptive divergence among human populations is related to the persistence of lactase production in adults. Lactase production in the gut functions in the digestion of the milk ...

If necessary, use over-the-counter digestive aids. Eat yogurts. "Yogurts are very well tolerated because they contain a lactase that helps digest lactose in the intestine." Lactose is a form of sugar, ...

When and how did modern humans develop the ability of digesting milk (lactase persistence), and which role did microbes and lactic bacteria play in this context? What similarities and differences are ...

3 Etiologic possibilities for this lactase deficiency that have been considered include an adaptation to decreased milk intake after childhood, an acquired defect as a result of intestinal injury ...

“Without effort, your talent is nothing more than your unmet potential.” —Angela Duckworth In a world where talent is often celebrated as the hallmark of success, there's another trait that ...

Persistence of Vision (POV) is a curious part of the human visual system. It’s the effect by which the perception of an image lingers after light has stopped entering the eye. It’s why a ...

The Persistence Module in Windows 8.1 is actually a piece of software to accompany certain models of Intel video cards. The persistence module is loaded during Windows startup, but is not ...

Two disorders have been observed in infants and young children. The characteristics of IgE-mediated reactions are summarized in Box 2. Direct toxic effects: bacterial or viral contamination ...

The Persistence of Realism demonstrates how realism's defining concerns – sympathy, class, social determination – animate the work of Henry James, James Joyce, Virginia Woolf, Samuel Beckett and Ralph ...