… is a major aspect in the life and the continuity of life of every organism that inhabits the world. In many cases the process of fertilization is internal, however in the case of sea urchins fertilization occurs externally. Because…

… the smoker does to himself may be his business, but what the smoker does to the non-smoker is quite a different matter… This we see as the most dangerous development to the viability of the tobacco industry that has yet occurred… The…

… metabolically active. In humans, the process of senescence may be the cause of aging that, over time, evolved to stop cancer (the uncontrolled growth of cells.) In plants, senescence starts from the moment they are harvested. It is the start of the…

… to fix an array of psychiatic problems has been to take a medication of a seratonin elevator, doctors are overlooking possible side effects of these drugs when wrongfully prescribed. The seratonin uptake inhibitors (SSRIS), Prozac, Paxil and Zoloft…

… in direct proportion to voltage applied and inversely proportional to resistance.It is the relationship between voltage, current, and resistance. (V=IR) When more then one resistor is connected to a circuit they can be in either series or parallel…

… depressive illness are the selective serotonin reuptake inhibitors, or SSRI’s. These medications increase levels of serotonin in synapses in the brain by reducing the ability of the presynaptic nerve cell to reabsorb the neurotransmitter after…

… how to choose the sex of a child before its birth for which countless myths, folk remedies, and magic potions have been offered as a solution. None of these methods were based on scientific evidence. However, in recent years gender selection…

… a few of the many sexually transmitted diseases that are now so very common among today’s youth. Some of them are more serious than others but all of them are a growing concern. Most are curable with a few treatments and trips to the doctor but…

… Gonorrhea is an infectious sexually transmitted disease that is spread by the sexual contact of humans. Characterized by a discharge of pus, it is caused by Neisseria gonorrhoeae, a gonococcus bacterium. It primarily involves the mucous…

… visit the Shedd aquarium in Chicago, Il. The aquarium has a vast array of aquatic animals on display. Throughout Shedd’s you can find aquatic animals from various locations around the globe. You can view Pacific white-sided dolphins or creatures that…