Questions
Select the correct option.
a
Direction of RNA synthesis-5' →3'; Direction of reading of the template DNA strand-3' →5'
b
Direction of RNA synthesis-3' → 5'; Direction of reading of the template DNA strand-5' → 3'
c
Direction of RNA synthesis-5' →3'; Direction of reading of the template DNA strand-5'→3'
d
Direction of RNA synthesis-3'→5'; Direction of reading of the template DNA strand-3'→ 5'
detailed solution
Correct option is A
DNA-dependent RNA polymerase catalyse the polymerisation in only one direction, that is, 5'→3' and therefore direction of RNA synthesis is 5' →3'.The strand that has the polarity 3'→5' acts as a template, and is also referred to as template strand.Talk to our academic expert!
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