Short Takes.* TOBACCO ADDICTION Need another reason not to smoke? A new study shows that teens may develop a nicotine addiction Noun 1. nicotine addiction - an addiction to nicotine drug addiction, white plague - an addiction to a drug (especially a narcotic drug) within the first few days of smoking. A recent study showed that one-fifth of students who admitted occasional smoking said they felt immediate symptoms of addiction--such as irritability irritability /ir·ri·ta·bil·i·ty/ (ir?i-tah-bil´i-te) the quality of being irritable. myotatic irritability the ability of a muscle to contract in response to stretching. and anxiety--when denied a smoke within the first few months of their habit. * SUPER SUCKER The chameleon chameleon (kəmē`lēən, –mēl`yən), small- to medium-sized lizard of the family Chamaeleonidae. About eighty species are found in sub-Saharan Africa, with a few in S Asia. is famous for its color-changing skin. But scientists have discovered another unusual feature: the lizard has a suction cup-like tongue that jets out of its mouth to capture large prey. The lizard uses a pair of tongue muscles called pouch contractors to turn the tip of its tongue into a concave Concave Property that a curve is below a straight line connecting two end points. If the curve falls above the straight line, it is called convex. (curved inward) plunger. |
|
||||||||||||||||||
Printer friendly
Cite/link
Email
Feedback
Reader Opinion