You then use the same process to implant the egg into a surrogate mother.
Method of Nuclear Transfer in Livestock
However, many groups have used a broader definition of cloning. They include the production of tissues and organs through growing cells or tissues in cultures along with the actual producing of embryos to be born... displayed 300 characters
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This is done with the use of stem cells. When an egg is fertilized and begins to divide, the cells are all alike. As the cells divide, certain cells differentiate and become the stem cells that produce certain tissue and then organs. Research in this is very active. There is still much for scientists to learn about cell differentiation and how it works... displayed next 300 characters
Until recently, cloning was an idea found in science fiction; now, it is a reality.
cloning can benefit the lives of human beings in various ways. Moral and ethical issues regarding cloning would one-day disintegrate as medical science progresses...
The egg at this stage of development is called a blastocyst. The extraction process destroys the embryo, which raises a variety of ethical concerns. Many researchers hope that one day stem cells can be used to serve as replacement cells to treat heart disease, cancer, and other diseases...
She was cloned at the Roslin Institute in Scotland and lived there until her death when she was six. Cloning Dolly the sheep had a low success rate. According to Bonnicksen (2007), she was born after 277 eggs were used to create 29 embryos, which only produced three lambs at birth, and only one lived...
The tip swells and roots are formed so that growth in the plant can continue.
The other kind of cloning in animals is nuclear transfer cloning. Nuclear transfer is when the nucleus of one cell is implanted into another cell that has had the nucleus taken out...
In the case of cloning in order to produce improved breeds of farm animals, I still take the stand of banning it in the United States. Cloning animals is quit expensive, and there is a low success rate...
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