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KVPY SA Exam 2015 Question Paper
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© examsnet.com
Question : 58
Total: 80
Considering the average molecular mass of a base to be 500 Da, what is the molecular mass of a double stranded DNA of 10 base pairs?
500 Da
5 kDa
10 kDa
1 k
Validate
Solution:
Molecular Mass of a base = 500 da
Total No. of bases = 10 bp
= 10 × 2 = 20 bases
∴ Molecular mass of 20 bases
= 20 × 500 da
= 10000 dalton
= 10 kda
© examsnet.com
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