Question

91.Cells from a bacterial clone were grown for many generations on
medium in which all the nitrogen compounds contained only the
transferred to a medium in which the only nitrogen source was
isotope nitrogen 15 ( 15 ). Adenine comprised 36% of the
nitrogen bases present. A sample of these bacteria was?
14
N and was provided with conditions suitable for asexual
reproduction. What was the percentage of guanine in the DNA?
A. 14%
B. 18%
C. 28%
D. 36%
US
E. 64%
96..

Answer 1

Answer:

here is your answer

Explanation:

28% okay

follow kar do na kya jata hae gues

Answer 2

Answer:

14 %

Explanation:

Adenine equals the amount of thymine and cytosine equals the amount of guanine (chargaff rule)

Adenine 36% hai tou thymine bhi 36% hoga overall 72%

100-72 = 28% ye 28% guanine ka bhi hai or cytosine ka bhi tou divide by 2 and answer 14% hojaega