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Dec 30, 2011

What is gene gun?

Gene GunA gene gun is a device used to introduce genetic material to cells through the use of tiny DNA-coated particles fired at high velocity into a cluster of cells. Gene guns are used in laboratory settings to conduct research, develop new products, and tag samples of materials. The gene gun was created as a new way of proceeding with gene transformation of grains in response to the difficulty of getting bacteria across grain cell walls. It...

Jul 10, 2011

What is a Taser gun?

A Taser is an electroshock weapon that uses electrical current to disrupt voluntary control of muscles. Its manufacturer, Taser International, calls the effects "neuromuscular incapacitation" and the devices' mechanism "Electro-Muscular Disruption (EMD) technology". Someone struck by a Taser experiences stimulation of his or her sensory nerves and motor nerves, resulting in strong involuntary muscle contraction...

What is Hot Water Spring

A hot water spring is a spring that is produced by the emergence of geothermally heated groundwater from the Earth's crust. There are geothermal hot springs in many locations all over the crust of the eart...