Question
Biology Question on The DNA
If an E.coli with heavy DNA (N15) is put in a medium with NH4Cl[N14] then, what type of DNA will be obtained after two generations/replications?
A
N14N14 type
B
N14 N15 and N14 N14 type
C
N14 N15 and N15 N15 type
D
N15 N15 and N14 N14 type
Answer
N14 N15 and N14 N14 type
Explanation
Solution
The correct option is (B) :N14 N15 and N14 N14 type