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Nucleic Essays and Term Papers
Nucleic AcidsDNA is the single most important molecule found within cells. It is a stable polynucleotide, which contains coded information for inherited characteristics. It is contained in chromosomes in the nucleus of an eukaryot cell. The essential features of the Watson-Crick model are summarised below.
1. ...
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Viruses: Complex Molecules Or Simple Life Forms??
Viruses have been defined as "entities whose genomes are elements of
nucleic acid that replicate inside living cells using the cellular synthetic
machinery, and cause the synthesis of specialised elements that can transfer the
genome to other cells." They are stationaryand are unable to grow. ...
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James Watson's The Double Helix: A ReviewA review of Watson, James D. The Double Helix. New York: Atheneum, 1968.
James Watson's account of the events that led to the discovery of the
structure of deoxyribose nucleic acid (DNA) is a very witty narrative, and
shines light on the nature of scientists. Watson describes the many key ...
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Basic Discription Of MicrobiologyThey’re out there! You can’t see them but they can see you. Right at this very moment they are living on and in your body, and there is nothing you can do about it!
This may sound like the beginning of a horror movie, but it isn’t. It is actually a very basic description of a very broad ...
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Biology, The Five Major CompoundsCompounds That Compose the Human Body
There are five major groups of compounds that compose the human body. They are carbohydrates, lipids, proteins, nucleotides, and water. These are all very important to humans and without them we would not be able to survive. They have many functions that ...
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Ethnobotanical ResearchEthnobotanical Research, Review
The nettle plant or root has been used in traditional folk medicine for many years. Almost all Native Americans used the nettle for a many reasons, like to stop nosebleeds, as a painkiller, and to slow arthritis. The tribes used its herbal steam to relieve pain, ...
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The Effects Of Antibiotics On Bacterial GrowthBiology II
Bacteria are the most common and ancient microorganisms on earth. Most
bacteria are microscopic, measuring 1 micron in length. However, colonies of
bacteria grown in a laboratory petri dish can be seen with the unaided eye.
There are many divisions and classifications of bacteria ...
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Thoeries Of EvolutionEvolution is the process by which living organisms originated on earth
and have changed their forms to adapt to the changing environment. The earliest
known fossil organisms are the single-celled forms resembling modern bacteria;
they date from about 3.4 billion years ago. Evolution has resulted ...
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Mad Cow DiseaseBovine spongiform encephalopathy (BSE), better know as is a
relatively new disease. Most sources state that BSE first showed up in Great
Britain in 1986 [Dealler p.5] but some say it popped up in 1985 [Greger p.1].
However the official notification was not until 21 June, 1988 [Dealler ...
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Bio Review: The CellUnit Two: The Cell
Chapter 7 - Tour of the Cell
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) What limits the resolving power of a light microscope?
A) the type of lens used to magnify the object under study
B) the shortest ...
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The Ebola VirusA virus is an ultramicroscopic infectious organism that, having
no independent metabolic activity, can replicate only within a cell of
another host organism. A virus consists of a core of nucleic acid, either
RNA or DNA, surrounded by a coating of antigenic protein and sometimes a
lipid layer ...
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Hepatitis AIn the world we live in, there are many diseases which are so
deadly to the point where there is no cure for the disease. At one's first
thought, most would think of AIDS, herpes, or maybe alshimers. However one
might not consider Hepatitis, because a vaccine has been developed for
types of the ...
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Genetic Engineering: A Leap In To The Future Or A Leap Towards DestructionScience is a creature that continues to evolve at a much higher rate than the beings that gave it birth. The transformation time from tree-shrew, to ape, to human far exceeds the time from an analytical engine, to a calculator, to a computer. However, science, in the past, has always remained ...
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Monosaccharidesalso called SIMPLE SUGAR, any of the basic compounds that serve as the building blocks of carbohydrates. are polyhydroxy aldehydes or ketones; that is, they are molecules with more than one hydroxyl group (-OH), and a carbonyl group (C=O) either at the terminal carbon atom (aldose) or at the ...
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AntibioticsAn antibiotic, is defined to be a drug produced by certain microbes.
Most doctors use to help fight the germs in a patient.
are obtained from plants, fungi, air, water, soil, just about anything on earth.
kill and attack the germ or virus in the body, but do not hurt the
human cells, ...
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CloningBioethics, which is the study of value judgments pertaining to human conduct in the area of
biology and includes those related to the practice of medicine, has been an important aspect of
all areas in the scientific field (Bernstein, Maurice, M.D.). It is one of the factors that says
whether or ...
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Genetic Engineering, History And Future: Altering The Face Of ScienceScience is a creature that continues to evolve at a much higher rate
than the beings that gave it birth. The transformation time from tree-shrew,
to ape, to human far exceeds the time from analytical engine, to calculator, to
computer. But science, in the past, has always remained distant. It ...
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Human CloningCloning humans has recently become a possibility that seems much more feasible in today’s society than it was twenty years ago. It is a method that involves the production of a group of identical cells or organisms that all derive from a single individual (Wadman, 6). Ever since researchers ...
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Organic CompoundsChemists observed that there were two types of substances. Those
from non-living matter and those from living matter. They were classified
into two categories which include inorganic substances and organic
substances. Many similar properties were observed by the Chemists. Most
inorganic ...
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Mononucleosisis an infectious disease of humans in which the blood and
tissues contain mononuclear leukocytes (white blood cells with only one nucleus),
either monocytes or lymphocytes. An infectious disease is a disease that can
give you an infection, can be transmitted by infection without actual ...
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