Saturday, 7 November 2015
Friday, 6 November 2015
Thursday, 29 October 2015
Mini Food
Scientists are now able to synthesis protein through bacteria . This is also known as single cell protein .As it is produced by bacteria . Now in some countries it is available to use as food . by taking only two to three spoons of Single cell protein SCP .A person could get it all of its nutritional requirements .This single cell protein is also known as MINI FOOD.
Through it we can save our time and also ,as population is growing at very rapid rate ,The day is not far we are not able to produce grain and meat etc to fulfill the worlds requirement. So mini food is a great achievement of scientists in this regard.
Through it we can save our time and also ,as population is growing at very rapid rate ,The day is not far we are not able to produce grain and meat etc to fulfill the worlds requirement. So mini food is a great achievement of scientists in this regard.
Wednesday, 28 October 2015
Haemophilia
A medical condition in which the ability of the blood to clot is severely reduced, causing the sufferer to bleed severely from even a slight injury. The condition is typically caused by a hereditary lack of a coagulation factor.
It is a blood disease in which the blood begins to flow from a tiny or a large wound and does not stop if it is severe the patient can face death due to excess blood loss .
It is a blood disease in which the blood begins to flow from a tiny or a large wound and does not stop if it is severe the patient can face death due to excess blood loss .
Tuesday, 27 October 2015
Monday, 26 October 2015
Sunday, 25 October 2015
DNA
DNA stands for Deoxiribo Nuclic Acid. DNA is an hereditary material which is responsible for transmission of characters from parents to offspring .The fragments or particles of DNA are called genes.
THE two students from the university of California first proposed the structure of DNA ,They say that DNA is of double helix structure.
THE two students from the university of California first proposed the structure of DNA ,They say that DNA is of double helix structure.
Saturday, 24 October 2015
Heart Attack Major
Heart attack is a disease in which a person heart could not get blood and begun to beat forcefully and pericardium membrane damaged subsequently a person die.
Anginapectorous (Minor Heart Attack)
In this Attack a patient get minor heart attack and blood supply to the heart don't completely stopped .yet it is caused due to the narrowing of an artery .It don't cause death.
Double muscle Cow
An Amazing example of Genetic engineering is Double muscle cow .Through Genetic engineering a cow is produced having more meat .The cow produced contain a large quantity of muscle from its birth .In this process scientist modified the gene of the organism which contain the information about muscle .subsequently a GMO (genetically modified organism) is produced containing more meat.
Genetic Engineering
Genetic engineering is the type of biotechnology in which genes are transfer from one organism to another to produce organism which produce our desirable products.
Insulin which was produce before genetic engineering by the pancreas of cow .Now through genetic engineering insulin is produced by bacteria which is more convenient method.
Before Genetic engineering HUMAN GROWTH HORMONE was produced by brain of goats ,500000 brains of goats were used to produce 5mg human growth hormone. NOW through Genetic engineering it is produce by using E. coli bacteria which is more convenient and cheap.
Artificial Selection
Artificial breeding is the type of animal breeding in which human take part and select organism for breeding having desirable characters .In Pakistan the example of artificial breeding are Sahiwali cow and Ravi buffalo in cattals and in birds White leg horn hens ,domestic hens, Fantail pigeons,Teddy high flying pigeons and pouters .
Cloning
Cloning is the process in which a new individual can be produce without parents(no gamates required) it can be done by a somatic cell of an organism,the individual produce having identical physical and genetical characters .
Dolly was the first cloned animal (sheep) in the world developed in 1997 . Dolly was the true copy of that sheep whose somatic cells are taken to make embryo. as this process has advantage that we can produce organisms having desirable characters but due to its disadvantages it is banned on humans because the organism produce have no any difference even fingerprints are also same.
Biology
The word biology has been derived from two Greek words Bios meaning life and logos meaning thought ,study or reasoning.There Are many branches of biology e.g ecology,biotechnology,genetics and embryology etc .
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