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Okazaki fragments are connected together through action of_________________?
Hepatitis-B is caused by which micro-organism?
At present, scientists can determine the arragement or relative position of genes or DNA sequence on a chromosome. How does this knowledge benefit us? 1. It is possible to know the pedigree of livestock. 2. It is possible to understand the causes of all human diseases. 3. It is possible to develop disease resistant animal breeds. Which of the statements given above is/are correct?
Quantum migration occurs preferentially from