Which is called soluble RNA ?
rRNA
tRNA
mRNA
hnRNA
B.
tRNA
There are following three types of cellular RNA
(1) Transfer RNA or soluble RNA
(2) Messnger RNA or template RNA
(3) Ribosomal RNA
Transfer RNA (t-RNA) and messenger RNA (m-RNA) are synthesized on DNA template of chromosomes while ribosomal RNA (r-RNA) is derived from nucleolale DNA.
The number of hydrogen bonds between adenine and thymine in a DNA molecule is :
two
three
four
eight
The process of multiplication of DNA from DNA is known as
replication
transversion
transcription
translation
Mutation is more common when it is present in:
dominant condition
recessive condition
constant in population
none of the above
A eukaryotic gene contains two kinds of base sequences. Which of these plays an important role in protein synthesis?
Introns
Exons
Both 'a' and 'b'
None of the above