Multiple Choice
Which of the following does NOT describe the secondary structure of DNA as proposed by Watson and Crick?
A) The two strands of the double helix are stabilized by hydrogen-bonding between A and T and between G and C.
B) The two strands of the double helix run in opposite directions.
C) The distance between the 1' carbons of the deoxyribose units is the same between the A-T and the G-C base pair.
D) The phosphate deoxyribose backbones of the helix are on the outside.
E) The base pairs are stacked on one other with their planes at 180o to the helix axis.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Viral genomes cannot be used as vectors
Q3: Dideoxynucleotide sequence analysis is a template-directed method
Q4: Which statement is CORRECT?<br>A) Both phosphodiester and
Q5: The melting temperature of DNA _ with
Q6: The difference between a nucleoside and a
Q7: Restriction endonucleases are useful in gene cloning
Q8: The nucleotide sequence of a polynucleotide chain
Q9: Nucleic acids absorb light strongly in the
Q10: DNA in vivo is normally _ supercoiled.
Q11: Which of the following is a feature