How Is Gene Expression Regulated ... imagine a bacterium with a surplus of amino acids that signal the turning "on" of some genes and the turning "off" of others. In this particular example ...

This hormone acts as a signal, triggering a cascade of events and leading to changes in gene expression. Not surprisingly, the genes that are expressed in response to ecdysone are also the genes ...

Facial expressions alone can signal this state, such as pursing or sucking in the lips, often seen when a person is upset or feels contrite. Why can't I hide how I'm feeling? Created with Sketch.

Mission Statement: The U.S. Army’s premier communications provider with global reach, the 7th Signal Command enables the Army's ability to build, train, compete, fight, and win across complex ...

Ban Ki-moon of the Republic of Korea, the eighth Secretary-General of the United Nations, brings to his post 37 years of service both in Government and on the global stage. Freedom of expression ...

The query typed into a Web search engine in order to obtain information. The search expression is normally a Boolean AND expression; for example, entering the two words computer and laptop yields ...

Some people lose weight slower than others after workouts, and a Kobe University research team found a reason. They studied ...

Gerry Baker is Editor at Large of The Wall Street Journal. His weekly column for the editorial page, “Free Expression,” appears in The Wall Street Journal each Tuesday. Mr. Baker is also host ...

Cellular signal boosters use big antennas to improve coverage in your home or car. These are the top cell boosters for apartments, houses, and vehicles. I’m one of PCMag’s mobile analysts.

The current issue of SIGNAL Magazine is available digitally as a benefit of membership in AFCEA. It is also available as a subscription for non-members. By logging in as a member or subscriber, you ...

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Unfortunately, remote areas often come with less cell-tower coverage, meaning that getting a strong cell phone signal can be difficult. If you find yourself in a pinch without a decent phone ...