Karl Kjer the famous science writer and professional professor explain
some biology homework help tips:
Biotechnology is a broad spectrum science that uses any living
organisms like bacteria, virus, fungi, plant, and animal cells to produce inimitable
commodities: an industrial based business for development of bio produce using
genetically engineered or modified microbes and animals. Traditional
biotechnology provides evidences of bread baking and brewing alcohols that form
the layout for the development of this technology. Genetics, molecular and cell
biology, biochemistry, microbiology and its genetics, immunology and their
applications are few interdisciplinary areas of biotechnology, which leads to
advanced and modern biotech.
Genetic engineering is the process of adding, deleting, or
modifying a gene of interest according to the need of the produce. New gene
technology has resulted in many innovative approaches for production of hybrid
yields of plants, crops, and chemicals by genetically modified microorganisms.
In 1997, the first cloned mammal, Dolly the sheep marked the success of Tran
genesis where the DNA of the animals was manipulated to express the desired
character or organism. This engineering aims at preparing drugs, improved plants,
growth hormones, enzymes and proteins e.g. Bacillus thuringiensis (Bt) were
genetically incorporated into plants and crops to farmers that survives pest
infestation and yield healthy crops. Bt produces a protein that acts as a toxin
to the pests: microbial pest control management. This technology of inserting
or modifying the gene of an organism is the recombinant DNA technology (rDNA).
Medicine biotechnology focuses on drug development and production,
gene therapy, Human genome project, Pharmacogenomics and genetic testing and
screening. rDNA technology enables the invention of genetically engineered
Insulin, a cure for diabetics by making a microbe available to secrete insulin
for humans. Gene therapy is a method that corrects the genetic birth defects
diagnosed in the embryo: a normal gene is inserted to the defective embryo,
which expresses normal function by masking the non-functional gene. There are
some early diagnostic methods made available by rDNA technology, polymerase
chain reaction (PCR) and enzyme linked immune-sorbent assay (ELISA). PCR is
widely used to detect HIV in AIDS patients. Antibiotic and vaccine
establishment, transgenic experiments to study the nature of diseases and cures
and other medical biotechnology approaches are carried out with the support of
Government policies and regulations of Social and ethical issues. Any
organization or groups of manufacturers must have a licensed agreement to
accepting terms and conditions of Government regulations; violating this
regulation (Biopiracy) results in severe compensation and punishment.
The most vocal challenges are noted between the benefit and the risks involved in modern biotechnology. Biodiversity conservation comprises a nature-balancing factor. This however promises future with certain amount of risk. The approval and regulation would up bring this modern technology to scale up new trend.
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