NEET Solved Paper 2014 Question 78

Question: Select the correct option. [AIPMT 2014]

Options:

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'

Show Answer

Answer:

Correct Answer: A

Solution:

  • RNA polymers catalyse polymerisation only in one direction, that 5’-3’ and the strand that has the polarity 3’- 5’ act as a template.