For various cellular processes, following molecules need to be transported from the site of synthesis to the site of activity.
i. Nucleotides
ii. tRNA
iii. Histones
iv. Deoxyribose sugar
Which molecules from the above are transported from cytoplasm to nucleus?
(a) i and ii
(b) i and iii
(c) ii and iv
(d) i and iv
Correct answer is (b) i and iii