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Question
What would be the percentage of thymine in a double stranded DNA sample, which contains 20% cytosine of the total bases?
What would be the percentage of thymine in a double stranded DNA sample, which contains 20% cytosine of the total bases?
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Solution
The correct option is C 30%
According to Chargaff's rule:Guanine (purine) = Cytosine (pyrimidine) andAdenine (purine) = Thymine (pyrimidine)
Therefore, Guanine would be 20% and total of G+C = 40% and hence A+T would be 60% that is 30% each. Hence, option C is correct answer.
According to Chargaff's rule:
Guanine (purine) = Cytosine (pyrimidine) and
Adenine (purine) = Thymine (pyrimidine)
Therefore, Guanine would be 20% and total of G+C = 40% and hence A+T would be 60% that is 30% each. Hence, option C is correct answer.
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