Forwarded from ููุฒุงุช ู ู
ูุฎุตุงุช
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Which of the following enzymes separates the two strands of DNA during replication?
Anonymous Quiz
5%
a) Gyrase
7%
b) Topoisomerase
77%
(c) Helicase
11%
d) DNA polymerase
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
The fragments of DNA are joined together by which of the following enzymes?
Anonymous Quiz
7%
(a) Endonuclease
28%
(b) DNA polymerase
10%
c) Primase
55%
(d) Ligase
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Which of the following is true about DNA polymerase?
Anonymous Quiz
59%
a) It can synthesize DNA in the 5โ to 3โ direction
24%
b) It can synthesize DNA in the 3โ to 5โ direction
5%
c) It can synthesize mRNA in the 3โ to 5โ direction
12%
d) It can synthesize mRNA in the 5โ to 3โ direction
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Which of the following enzymes remove supercoiling in replicating DNA ahead of the replication fork?
Lecture 2
Lecture 2
Anonymous Quiz
12%
a) DNA polymerases
18%
b) Helicases
12%
c) Primases
58%
d) Topoisomerases
Forwarded from ForMed MCQ ๐ง ๐ก (Saad Wael)
DNA rich in G-C pairs have
Anonymous Quiz
12%
1 Hydrogen bond
24%
2 Hydrogen bonds
56%
3 Hydrogen bonds
8%
4 Hydrogen bonds
Forwarded from ForMed MCQ ๐ง ๐ก (Saad Wael)
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
โค1
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Helicase is required for synthesis of the RNA primer during DNA replication
Anonymous Quiz
28%
T
72%
F
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
Forwarded from ForMed MCQ ๐ง ๐ก (๐๐๐๐๐
๐๐๐๐๐๐ ๐ )
In a DNA double-helix, nucleotides on complementary strands are held together by
Anonymous Quiz
22%
covalent bonds
3%
salt bridges
48%
hydrogen bonds
22%
phosphodiester bonds
5%
none of the above
Forwarded from MCQ 6แตสฐ stage
๐1
Forwarded from MCQ 6แตสฐ stage