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Old June 11th, 2014, 01:22 PM
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Join Date: May 2011
Default Re: CBSE 12th Board last year Solved Question Papers

As you are looking for the Biotechnology question paper for CBSE 12th Board so here I am sharing the same with you

1. Why is humulin considered better than pig insulin for the treatment of diabetes?
2. If a researcher began with a sample that contained 5 copies of double stranded
DNA, how many copies would he be able to get after 20 cycles of PCR ?
3. What are interferons?
4. In isolating recombinant insulin from a culture of E.coli, the cells were filtered and
the filterate was subjected to a purification protocol. However no insulin was
obtained. Why?
5. Why is erythropoietin (EPO) included in the list of banned substances for sportsmen?

Rest of the Questions are attached in below file which is free of cost
Attached Files Available for Download
File Type: pdf CBSE-Class-12-Delhi-Biotechnology-2007.pdf (73.1 KB, 24 views)
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