Nucleic Acid Structure

 

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Nucleic Acid Structure

Question 1
The function of ribosomes within the cell is
A
to produce ATP
B
to ferment carbohydrates
C
to synthesize proteins
D
all of these

Question 2
Stem and loop structures are
A
proteins that help partially denatured enzymes to recover their native configuration
B
structures in DNA caused by inverted repeats
C
structures at the ends of linear eukaryotic DNA molecules
D
the bonds between adjacent DNA nucleotides in the same strand

Question 3
Guanine always binds to
A
cytosine
B
guanine
C
thymine
D
none of these

Question 4
To which of the following adenine always binds?
A
Guanine
B
Cytosine
C
Thymine
D
None of these

Question 5
Which is not an essential part of a two-component phosphorelay system?
A
Response regulator
B
Sensor kinase
C
Autoinducer
D
None of these

Question 6
RNA that is complementary to a segment of another RNA molecule to which it will bind is known as
A
missense RNA
B
antisense RNA
C
nonsense RNA
D
none of these

Question 7
In which of the following uracil is present?
A
RNA
B
DNA
C
Both (a) and (b)
D
None of these

Question 8
In DNA sequencing, the primer
A
specifies where the sequence ends
B
specifies where the sequence begins
C
both (a) and (b)
D
generates variety of different sized fragments

Question 9
The chromosome of almost all bacteria is in the shape of
A
an open circle
B
helix
C
a closed circle
D
a linear chromosome

Question 10
According to base pairing rules the bases of one strand match-up with the bases of the second strand of DNA and the two strands are said to be
A
complementary
B
oppositely charged
C
identical
D
none of these
There are 10 questions to complete.

 

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