Select the correct option, Molecular Basis of Inheritance

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Q.
Select the correct option. [2014]

1 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 3′ – 5′

2 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 5′ – 3′

3 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 5′ – 3′

4 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 3′ – 5′

Ans.
(1)

RNA polymerase initiates and extends the RNA (chain elongation) and functions always in 5′ to 3′ direction. The structural component of DNA has 3′ to 5′ polarity. It is also called template DNA strand or antisense (–) strand.

Solution

Q.
Select the correct option. [2014]

1 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 3′ – 5′

2 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 5′ – 3′

3 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 5′ – 3′

4 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 3′ – 5′

Ans.
(1)

RNA polymerase initiates and extends the RNA (chain elongation) and functions always in 5′ to 3′ direction. The structural component of DNA has 3′ to 5′ polarity. It is also called template DNA strand or antisense (–) strand.

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Solution

Q. Select the correct option. [2014]

1 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 3′ – 5′

2 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 5′ – 3′

3 Direction of RNA synthesis - 5′ – 3′ Direction of reading of the template DNA strand - 5′ – 3′

4 Direction of RNA synthesis - 3′ – 5′ Direction of reading of the template DNA strand - 3′ – 5′

Ans. (1) RNA polymerase initiates and extends the RNA (chain elongation) and functions always in 5′ to 3′ direction. The structural component of DNA has 3′ to 5′ polarity. It is also called template DNA strand or antisense (–) strand.

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Q.
Select the correct option. [2014]

Ans.
(1)

RNA polymerase initiates and extends the RNA (chain elongation) and functions always in 5′ to 3′ direction. The structural component of DNA has 3′ to 5′ polarity. It is also called template DNA strand or antisense (–) strand.