Multiple Choice
The double helix of DNA in the B-form is stabilized by:
A) covalent bonds between the 3' end of one strand and the 5' end of the other.
B) hydrogen bonding between the phosphate groups of two side-by-side strands.
C) hydrogen bonds between the riboses of each strand.
D) nonspecific base-stacking interaction between two adjacent bases in the same strand.
E) ribose interactions with the planar base pairs.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: In living cells, nucleotides and their derivatives
Q3: In the Watson-Crick model for the DNA
Q4: Which statement describes a function of the
Q5: What is the MOST likely length of
Q6: Hoogsteen base-pairing occurs when a third strand
Q7: The ribonucleotide polymer (5')GTGATCAAGC(3') could only form
Q8: Why does lowering the ionic strength of
Q9: B-form DNA in vivo is a _-handed
Q10: Which single-stranded nucleic acid could form a
Q11: In the laboratory, several factors are known