30 nm wide helix with five or six nucleosomes per helix is known as none of these kinoplast halonoid solenoid TRUE ANSWER : ? YOUR ANSWER : ?
What is the exact name of the classical Watson-Crick double helix DNA? B-DNA Z-DNA X-DNA A-DNA TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following species lack a 'classical' histone H1? Strongylocentrotus purpuratus Arabidopsis thaliana Saccharomyces cerevisiae Xenopus laevis TRUE ANSWER : ? YOUR ANSWER : ?
For the DNA replication in eukaryotes, the cell cycle consists of G1,S, G2 and M phases G1, G2 and M phases G2 and M phases S, G2 and M phases TRUE ANSWER : ? YOUR ANSWER : ?
The DNA is negatively super coiled, complexes to histone, H-NS All of these HSP-1 HU TRUE ANSWER : ? YOUR ANSWER : ?
What is the only common methylation in the DNA of eukaryotes? Adenosine in GpA dinucleotides Cytosine in CpG dinucleotides None of these Guanosine in ApGpA trinucleotides TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is used to determine the appropriate stringency (Wallace rule)? Tm = 69.3° + 0.41 (%)G+C -650/1 Tm = 4 x (No.of A:T base pair) + 2 x (No.of G:C base pair) Tm = 4 x (No.of G:C base pair) + 2 x (No.of A:T base pair) Tm = 2 x (No.of G:C base pair) + 4 x (No.of A:T base pair) TRUE ANSWER : ? YOUR ANSWER : ?
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as semiconservative mutational antiparallel discontinuous TRUE ANSWER : ? YOUR ANSWER : ?
How does ethidium bromide interact with DNA? It binds to phosphate It does not interact It binds to adenine It intercalates between bases TRUE ANSWER : ? YOUR ANSWER : ?
The replication of a linear DNA molecule in a eukaryotic chromosome creates a problem which is reported to be sorted out by shortening of the double stranded replicated portion using enzyme called telomerase using RNA as a template None of these TRUE ANSWER : ? YOUR ANSWER : ?