Structure of DNA

Structure of DNA
Single stranded DNA and RNA’s, usually:
Obey Chargaff’s rule
Do not obey Chargaff’s rule
Obey conservative model
Obey all rules and regulation
Author: rikazzz Comment
Structure of DNA
Strand that is present on opposite of ‘template’ is called as:
Antisense strand
Sibling strand
Dividing strand
Double strand
Author: rikazzz Comment
Structure of DNA
Diameter or width of double helix of ‘DNA’ is, approximately
20Å
2 nm
Both A and B
10 nm
Author: rikazzz Comment
Structure of DNA
Two strands of ‘DNA’ are held together by:
Covalent bonding
Hydrogen bonding
Ionic bonding
Metalic bonding
Author: rikazzz Comment
Structure of DNA
Number of base pair in each turn of helix is, about:
10 pairs of nucleotides
20 pairs of nucleotides
30 pairs of nucleotides
40 pairs of nucleotides
Author: rikazzz Comment
Structure of DNA
Watson and Crick were awarded with Nobel prize in:
1961
1962
1963
1967
Author: rikazzz Comment
Structure of DNA
Two strands of DNA are:
Parallel to each other
Antiparallel to each other
Linear
Similar to each other
Author: rikazzz Comment
Structure of DNA
Number of hydrogen bonds between cytosine and guanine is:
4
2
3
5
Author: rikazzz Comment
Structure of DNA
Number of hydrogen bonds in adenine and thymine is:
2
4
3
6
Author: rikazzz Comment
Structure of DNA
Strand on which genetic information reside is called:
Antisense strand
Template strand
Sibling strand
Genotypes
Author: rikazzz Comment

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