.... response to antigens. When an antigen enters the body, it may be partly neutralized by components of the innate immune system. It may be attacked by phagocytes or by performed antibodies that act together with the complement system. The human immune system contains approximately 1 trillion T cells and 1 trillion B cells, located in the lymphoid organs and in the blood, plus approximately 10 billion antigen-presenting cells located in the lymphoid organs. To maximize the chances of encountering antigens wherever they may invade the body, lymphocytes continually circulate between the blood .....

.... figure of the total amount of babies that are born in the United States is compared to that of the number of deaths due to SIDS, it accounts for only a small percentage. It is a small percentage that hopefully can be reduced. And to any parents, the loss of just one child is definitely one too many, despite of the statistics that are currently available. During the first week of life is where most deaths that are associated with prematurity dominate, SIDS is the leading cause of death among infants under one year of age, according to Bergman. It ranks second only to injuries as the cause .....

.... depends on their experiences, seniority, and performance. Their job is a contract basis only. Teachers' contracts run between nine to twelve months in a year. Third, according to EUREKA, average community college instructor pay is $3,166 per month and ranges from $2,577 to $3,990 per month. Full professors and those with many years of experience may earn from $3,833 to $5,463 per month. The top pay may exceed $6,932 per month. Finally, EUREKA also says that California employment by 2005 are 76,330 university and college are projected to be employed with 33,850 openings. Pay varies w .....

.... of neural network models to explain psychological phenomena. During this era not enough was known about the brain, subsequently he was considered ahead of his time. Rashevsky relied heavily upon complex mathematical equations within his model, consequently many people simply did not understand his theoretical perspective ( Martindale, 1991). In 1958 Rosenblatt proposed his theory on neural network models which focused on perception. The theory elicited a great deal of interest; however it was considered too simple to sufficiently explain all aspects of perception (Arbib, 1995). As a resul .....

.... It decreases your lung capacity, causing you to breathe more heavily. Teenagers who smoke have been proven three times more likely to use alcohol, eight times more likely to use marijuana, and 22 times more likely to use cocaine. Among the many drugs used by people, marijuana is the most commonly used. People who use this drug become less motivated and less social. Also, their emotions become less apparent. It can also cause problems with having children. If enough of this drug is taken over a long period of time, then it can cause psychotic episodes. The more the drug is used, the .....

.... area of the body. Surgery and radiation therapy are considered local treatments. Systemic treatments are used to destroy or control cancer cells anywhere in the body. Chemotherapy and hormonal therapy are considered systemic treatments. Surgery is the most common treatment for breast cancer. Although there are many different types of breast cancer surgery, they all fit into a few basic categories. An operation that aims to remove most or all of the breast is called a mastectomy. If at all possible, doctors shy away from mastectomies due to the side effects which include loss of st .....

.... who in reality is using arguments of a bygone Century? It is an incontrovertible fact of biological science - Make no Mistake - that from the moment of conception, a new human life has been created. Only those who allow their emotional passion to overide their knowledge, can deny it: only those who are irrational or ignorant of science, doubt that when a human sperm fertilizes a human ovum a new human being is created. A new human being who carries genes in its cells that make that human being uniquely different from any and other human being and yet, undeniably a member, as we all are, of .....

.... roots. Those who could not or would not eat meat did not survive. Studies have been done by M. J. Lentze, a German who found that vegetarianism causes impaired growth in children five years or younger. Vegan children even fail to grow as well with supplements that exceed the Recommended Daily Allowance. It is true that many vegetables contain a high amount of protein, but the amount is not even close in comparison to meat. To get the same amount of protein from vegetables as you would from just one pound of meat (although most people don’t eat this much meat anyway!), you would be ea .....

.... 1. A less positive childhood would result in an insecure attachment style and depression, 2. Depressives would exhibit a preoccupied or fearful style of attachment, and 3. attachment style would affect relationship functioning more than depression. The research was conducted in two independent studies. The first study sampled 204 college women. Women were studied based on the very plausible assumptions that women are more susceptible to depression than men and relationships carry more significance with women than men. The women were screened using the Beck Depression Inventory, a popu .....

.... indulging in Rave culture and recreational drug taking every weekend. Rave has provided an environment where drugs like ecstasy are socially acceptable. Rave like other cult is self-stupefying and refuses to question the taking of the drugs affecting its continual and successful existence. “Recreational drug users often see only benefits only from drug use and at this stage will have control over the drug taking, despite using drug on regular basis. However recreational drug use does not mean problem free drug use.”(Latimer 1997). For this reason it is vital to raise awareness abou .....