KVPY SX SB Exam 2016 Question Paper

Question : 118 of 120

Marks: +1, -0

If the initial number of template DNA molecules in a PCR reaction is 1000, the number of product DNA molecules at the end of 20 cycles will be closest to

$10^3$
$10^6$
$10^9$
$10^12$

Validate

Solution:

During PCR, the number of DNA molecules increases by

2^n

. Where 'n' is number of divisions

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