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Molecular Biology
Molecular Biology Interview
Quiz 1
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Q.1
Theend of tRNA is __________
a) 3’ CCA 5’
b) 3’ ACC 5’
c) 3’ CCG 5’
d) 3’ GCC 5’
Q.2
Thymine is present in tRNA.
a) True
b) False
Q.3
With respect to tRNA which of the following is not its characteristic?
a) Complimentary region
b) Double helix molecule
c) Highly conserved pattern of fold
d) Variable loop
Q.4
How many loops are present in the clover leaf model of tRNA?
a) 2
b) 3
c) 4
d) 5
Q.5
Why the variable loop is named so?
a) Variable number of bases
b) Variable region
c) Multiple loops present
d) Variability of presence
Q.6
The distance between the amino acid binding site and the anticodon site is ______
a) 64 Å
b) 70 Å
c) 76 Å
d) 80 Å
Q.7
What is the angle between the D loop and the anticodon loop?
a) 45˚
b) 90˚
c) 135˚
d) 180˚
Q.8
Which of the following does not contribute to the stability of tRNA?
a) Base and sugar-phosphate backbone interaction
b) Hydrogen bonding
c) Hydrophobic interactions
d) Base pairing
0 h : 0 m : 1 s
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