Atomic Absorption Spectrophotometers An atomic absorption spectrophotometer consists of many complex and integral pieces. These components work together to help determine the concentrations of many different elements in various products to a very precise and accurate value. The instrumentation...

The lymphatic system Although blood is thought to be the main medium of transport for material around the cell, there is another fluid that serves the cells and is a vital link between the cells and the blood circulation. About 90% of the fluid that leaks out of the capillaries eventually seeps b...

Unit 2 Biology- FUNCTIONING ORGANISMS SAC- 'Essay on transport systems' "Transport systems play an essential role in the survival of flowering plants and mammals" Transport systems play an essential role in the survival of flowering plants and mammals. These organisms re...

The bubonic plague got its name because of the symptoms of the disease. Bubonic plague causes very painful, swollen lymph nodes called buboes. These swollen lymph nodes are mostly found first in the groin area, which is "boubon" in Latin. The disease became associated with the term "plague" beca...

INCIDENCE Breast cancer is the most common malignancy among women and has the highest fatality rate of all cancers affecting this sex. It is the leading cause of death among women aged 35-54. In 1999 an estimated 175,000 women were diagnosed with breast cancer. That is one woman every three minutes....

INCIDENCE Breast cancer is the most common malignancy among women and has the highest fatality rate of all cancers affecting this sex. It is the leading cause of death among women aged 35-54. In 1999 an estimated 175,000 women were diagnosed with breast cancer. That is one woman every thre...

 The body normally forms new cells only when they are needed to replace old or damaged ones. If something happens to disturb this controlled process, abnormal or excessive cells are produced. When this occurs a tumor is developed. This is known as cancer. When a tumor is developed on the bra...

The leading cause * * of * * ***breast * * *** * cancer is the use of antiperspirant. * * *** * * * *** * What? A concentration of toxins leads to cell mutations, * * a.k.a. * * ***CANCER. * * *** * Yes, ANTIPERSPIRANT. Most of the products out there are an * * *** * "antiperspirant/deodorant" com...

The Bubonic Plague has killed more people than any other plague. During the 1300’s, the Black Death, as they called it, killed nearly half the population of Europe. They called it the Black Death because of the dark color the people’s faces would turn after they died. It is caused...

Leukemia Acknowledge Leukemia is a cancer that starts in the organs that makes blood, specifically the bone marrow and the lymph system. Acute leukemias and chronic leukemias are the two broad types. Acute leukemias are rapid while chronic leukemias are slower. The cells that make up the blood ar...

Prostate Cancer The problem with prostate cancer is the lack of knowledge men have about the disease. The purpose of this paper is to educate men about prostate cancer, the awareness, as well as how it is diagnosed and treated. The is paper will discuss the awareness, diagnosis , and treatment ...

In 1877, Robert koch grew an organism called anthrax. He tested, demonstrated, and produced anthrax by injecting it into animals. Anthrax is an animal disease that can be transmitted to humans by direct contact with infected animals or their products. The spore-forming bacteria called Bacillus Anthr...

Skin cancer is a disease in which cancer, or malignant, cells are found in the outer layers of your skin. Your skin protects your body against heat, light, infection, and injury. It also stores water, fat, and vitamin D. Your skin consists of an outer layer called the epidermis, a...

There are three different types of skin cancer which consist of melanoma, basal cell carcinoma, and squamous cell carcinoma. Melanoma is a cancer in the pigment-producing cells in the skin. Melanoma is the eighth most common cancer in the United States and causes 1-2% of all cancer deaths. The way t...

Syphilis Sexually transmitted diseases (STDs) are communicable diseases that are spread from person to person. Of the 22-25 recognized STDs, syphilis is the most dangerous. Syphilis has many symptoms that can be prevented and treated even after they go away. Symptoms appear 10 to 90 days...

Who gets Herpes? Anyone can get Herpes including males and females. It is usually contracted through sexual contact. How many people get it worldwide? New data collected from over 20 countries confirms that Herpes is one of the most widespread sexually transmitted infections worldwide. Ap...

In the beginning diseases were thought to be a kind of punishment from God, rather than an infection caused by a foreign body. Later this was found to be untrue, and we now have an entire field of science devoted to the study of these diseases, the foreign bodies that cause them, and treatments for ...

AIDS is a sexually transmitted disease that is not curable. AIDS has been around since 1981, thats 31 years people have had a oncurable disease. 0ver 600,000 people have reported cases of AIDS since 1981. Evan now it was repoerted in 1981 it was actually identified in 1983. Some people that ar...

The Bacteria that causes Lyme disease is called Borrelia burgdorferi, which is transmitted by the bite of ticks. Not all types of ticks carries the bacteria that causes the disease, In the Eastern United States the deer tick is mainly responsible, but in the Western United States the black-legged ti...

As early as the thirteenth century, man has had one unwelcome organism along for the ride, Yersinia pestis. This is the bacterium more commonly known as the Black Death or the plague. Plague is a word that has struck fear in the hearts of man since the earliest of times. It has also led to some o...

Everyone expects to die, but who thinks it will be the cause of a mosquito? Today I'm going to give you the information to better your understanding of The West Nile Virus, and help to keep you safe. There is four points I want to tell you about the West Nile Virus. First is what the West Ni...

As the Italian writer Boccaccio said the victims, "ate lunch with their friends and dinner with their ancestors in paradise." That was a very realistic description of a plague that ran rampant throughout the world in the early 1300's. The Black Death, or The Bubonic Plague, killed e...

HIV/AIDS Acquired Immune Deficiency Syndrome, or AIDS, is caused by an infection with the Human Immunodeficiency Virus (HIV), which attacks selected cells in the immune system and produces defects in function. It is a disease that has only been recognized for the past 22 years ("AIDS"...

Attacking Anthrax Anthrax is a horrible killer. Most that die are unknowing that they are even infected. The symptoms are black sores in the first instance, and abdominal cramp and vomiting and bleeding in the second. If the bacteria grows it will invade the blood stream and cause systemic...

Anxious About Anthrax Anthrax is not a common disease. On average less than 5 Americans a year get infected with it by natural causes. Anthrax is an infectious disease caused by Bacillus Anthracis, a spore-forming bacterium most commonly found in domestic and wild animals. They contract it from...