Chemical basis of heredity is?
DNA
RNA
Histones
None
Related Questions
The following ratio is generally constant for a given species
A+G/C+T
T+C/G+A
G+C/A+T
A+C/T+G
In DNA of certain organisms, guanine constitutes 20% of the bases. What percentage of the bases would be adenine?
0%
0.1
0.2
0.3
Statement 1: Adenine cannot pair with cytosine
Statement 2: Adenine and cytosine do not have a perfect match between hydrogen donor and hydrogen acceptor sites. Hence, they cannot pair
Statement 1 is True; Statement 2 is True; Statement 2 is correct explanation for Statement 1
Statement 1 is True; Statement 2 is True; Statement 2 is not correct explanation for Statement 1
Statement 1 is True, Statement 2 is False
Statement 1 is False, Statement 2 is True
In DNA of certain organisms, guanine constitutes 20% of the bases. What percentage of the bases would be adenine?
0%
0.1
0.2
0.3
In a prokaryotic cell, the ratio of is
1
< 1
1
None of these
Statement 1: Adenine cannot pair with cytosine
Statement 2: Adenine and cytosine do not have a perfect match between hydrogen donor and hydrogen acceptor sites. Hence, they cannot pair
Statement 1 is True; Statement 2 is True; Statement 2 is correct explanation for Statement 1
Statement 1 is True; Statement 2 is True; Statement 2 is not correct explanation for Statement 1
Statement 1 is True, Statement 2 is False
Statement 1 is False, Statement 2 is True
An analysis of a DNA (double strandard) sample yielded 18% cytosine. What would be the percentage of other bases in this sample?
T- 32%, A-32%, G-18%
T-32%, A-18 %, G-32%
T-18%, A-32%, G-32%
T-40%, A-22%, G-20%
The following ratio is generally constant for a given species
A+G/C+T
T+C/G+A
G+C/A+T
A+C/T+G
