Go through the following statements:
(i) In RNA the uracil is found in place of 5-methyl uracil
(ii) A nitrogenous base is linked to the pentose sugar through an N-glycosidic linkage to form a nucleoside
(iii) Two nucleotides are linked through 3'-5' phosphodiester linkage to form a dinucleotide.
(iv). The length of double DNA helix in a typical mammalian cell is approximately 3.2 metres.
find out the correct statement

Options

A. (i), (ii), & (iii)
B. All are correct
C. (ii) & (iii)
D. (ii), (iii) & (iv)

Answer

A

Explanation

The length of double DNA helix in a typical mammalian cell is 2.2 metres.