If Meselson and Stahl's experiment is continued for four generations in bacteria, the ratio of `overset(15)N//overset(15)N: overset(15)N//overset(14):overset(14)//overset(14)N` containing DNA in the fourth generation would be

If Meselson and Stahl's experiment is continued for four generations in bacteria, the ratio of overset(15)N//overset(15)N: overset(15)N//overset(14)N:overset(14)N//overset(14)N containing DNA in the fourth generation would be

If Meselson and Stahl's experiment is continued for sixth generations in bacteria, the ratio of Heavy strands ""^(15)N//""^(15)N : Hybrid ""^(15)N//""^(14)N : light ""^(14)N//""^(14)N containing DNA in the sixth generation would be

What is the value of [overset(4)/5divoverset(5)/8-overset(7)/5+overset(15)/2" of "(overset(2)/3divoverset(4)/5)] ?

In meselson and Stahl's experiment, heavy isotope ""^(15)N was used in the from of

If the vectors 3overset(^)i+overset(^)j-5overset(^)k and aoverset(^)i+boverset(^)j-15overset(^)k are collinear, if

The formed charge of the O-atoms in the ion [:overset(..)N=overset(..)O:] is .

Write monomer unit of [--overset(O)overset(||)C-(CH_(2))_(5)-overset(H)overset(|)N--] polymer.

What is the formal charge on the nitrogen atom in HNO_(3) ? H-overset(..)underset(..)O-overset(":"overset(..)O":")overset(|)N=overset(..)underset(..)O