… each are classified according to the number of sugar molecules they contain. Monosaccharides, such as ribose, glucose, and fructose, contain only one sugar molecule. Disaccharides consist of two sugar molecules linked covalently. Familiar examples…

… gas that occurs in small quantities in the earth's atmosphere naturally. The earth's ocean, soil, plants and animals release CO2. The formula of Carbon Dioxide is CO2. The CO2 molecule contains 2 oxygen atoms that each share 2 electrons with a…

… first really cold night of the winter season. You begin to feel a chill in the house so you decide it's time to turn on the furnace. So you get up out of your chair and adjust the thermometer. After a while you notice that it has not really warmed…

… specialized system that automatically generates rhythmic control via the sinus node, located in the superior lateral wall of the right atrium near the opening of the superior vena cava. The specialized pacemaker cells dictate control of the rest of…

… conditioning can be defined as the efficient transport and utilization of necessary oxygen and nutrients to the tissues of the body. The cardiovascular system needs to be well conditioned to enable the body to deliver adequate oxygenated…

… can not be changed. The risks factor for cardiovascular disease have been categorize by the American Heart Association (AHA) as the following: (1) Major risks factors that can not be changed (increasing age, male gender, and heredity). (2)…

… is a painful nerve problem that disrupts the use of your hand or hands. At first, you may have numbness, tingling, or burning in your hands. Shooting pain in your wrist or forearm may come after, and your grip may become weak. Cause The cause…

… thing which I wanted to know more about. I have been CT-scanned when I had concussion after a car accident when I was seven. Also because my father has been under a CT-scanner and a lot of my friends. Anatomists, morphologists and biologists…

… Americans die alone from smoking cigarettes. It has been proven that about the only thing smoking does is shorten a person’s life. Smoking is very addictive, causes cardiovascular disease and is very harmful to non-smokers. So we all wonder, why…

… continued excessive and usually uncontrollable use of alcoholic drinks. There are many symptoms, complications, treatments and ways of prevention for alcoholism. Certain groups of people may be at a greater risk than others for several reasons. There…