|
» Science Essays and Papers
Cloning
<view this essay>.... they
had cloned a lamb, which they named Dolly, after Dolly Parton, from an adult sheep (Mario,
Christopher).
The two share the same nucleic DNA, but differ in terms of their mitochondrial DNA,
which is vitally important for the regulation of the cell. The media and the press ignored this fact,
and thus claimed that Dolly and her “mother” were genetically identical, which sparked a fury of
outcry all around the world. The technique of transferring a nucleus from a somatic cell into an
egg cell of which the nucleus had been removed, called nuclear transplantation, is an extension of
research that had been ongoing for over 40 years.
Up until now, sci .....
Number of words: 1931 | Number of pages: 8 |
|
Pesticides Are Affecting Our F
<view this essay>.... and play activities. Water and apple juice are proven to contain various harmful chemicals. In the surroundings children experience, the food they eat, and the liquids they drink are all contaminated by pesticides. According to the Natural Resources Defence Council, “pesticide exposure to adverse health effects including cancer, birth defects, reproductive harm, neurological and development toxicity, immunotoxicity, and disruption of the endocrine system.” Children are more likely to be affected by pesticides than adults because, they are strange eaters, they breath at a higher rate, and tend to spend more time on the ground were chemicals may settle and .....
Number of words: 2666 | Number of pages: 10 |
|
Hurricane Flloyd
<view this essay>.... forecast to intensify to minimal hurricane strength with maximum sustained winds of 75 mph. Tropical storm force winds extended up to 85 miles from the center of the storm.
The system moved west-northwest at 16 mph and forecasters expected Floyd to continue along this track for 72 hours. Floyd was in an area very favorable for development and satellite images indicated the system was strengthening. The center of the system was not yet well defined, but forecasters believed Floyd could reach major hurricane strength with maximum sustained winds of 112 mph or more after 72 hours.
Tropical Storm Floyd Continues to Intensify
Washingto .....
Number of words: 1093 | Number of pages: 4 |
|
Cloning 7
<view this essay>.... sequences, and reproduce them in the
laboratory. This offers the possibility of creating entirely new
genes with commercially or medically desirable properties.
While the potential benefits of genetic engineering are considerable,
so may be the potential dangers. For example, the introduction of
cancer-causing genes into a common infectious organism, such as the
influenza virus, could be hazardous.
We have come to believe that all human beings are equal; but even more
firmly, we are taught to believe each one of us is unique. Is that
idea undercut by cloning? That is, if you can deliberately make any
number of copies of an i .....
Number of words: 611 | Number of pages: 3 |
|
Hypnotism Is It Magic Or Reality
<view this essay>.... happening, being engrossed in a book or a movie, or getting lost in thoughts while driving and missing an exit (Alman 7). One also experiences hypnosis just before falling asleep at night and again before becoming fully awake in the morning (Basic Information 1).
Even though everyone experiences hypnosis at least twice daily, it is not a highly understood subject by most. To fully understand how hypnosis works, one has to understand the four different activity levels of the human mind. The first level is called beta. In beta the mind is in complete consciousness. Approximately 75 percent of this level is spent regulating vital bodily functions such .....
Number of words: 2615 | Number of pages: 10 |
|
Antibiotic Resistance 2
<view this essay>.... S. aureus, a major cause of hospital-acquired infections, has thus moved one step closer to becoming an unstoppable killer.
The looming threat of incurable S. aureus is just the latest twist in an international public health nightmare: increasing bacterial resistance to many antibiotics that once cured bacterial diseases readily. Ever since antibiotics became widely available in the 1940s, they have been hailed as miracle drugs -- magic bullets able to eliminate bacteria without doing much harm to the cells of treated individuals. Yet with each passing decade, bacteria that defy not only single but multiple antibiotics -- and therefore are extremely difficult .....
Number of words: 3982 | Number of pages: 15 |
|
Breast Cancer In Women
<view this essay>.... early in life as possible. Doctors who work with breast cancer patient are now recommending that women as young as 15 and 16 years old should start with self-examination. But how effective is the self-exam, and other forms of early detection, and does it really help to save women from the disease? This is a question I hope to address in the following research.
Self examinations are the most commonly used tests used for detecting breast cancer among women today. The self exam is a simple exam that women can perform on their own with a few simple steps.
Another way of detecting breast cancer is with a mammography. This is an X-ray that scans in make up of t .....
Number of words: 700 | Number of pages: 3 |
|
Multiple Sclerosis
<view this essay>.... relapsing (Kalb 5). The type that my step mom has is primary-progressive, which is considered the worst type of MS. According to the National Society a person with primary-progressive MS is “characterized by a gradual but steady progression of disability from the onset, with no obvious plateaus or remissions, or only occasional plateaus and minor, temporary improvements.” In short this means that the symptoms Kathy is experiencing such as falling down due to a lack of coordination, tiredness, numbness, and bladder problems are only going to get worse. But possibly the worst symptom of all are mental problems such as a loss of self-esteem and .....
Number of words: 816 | Number of pages: 3 |
|
|