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Questions  

Choose the correct option.
a. Splicing represent the dominance of RNA world
b. The presence of introns is reminiscent of antiquity
c. Split gene arrangements represent an ancient feature of the genome

a
a and b
b
b and c
c
a and c
d
a, b and c

detailed solution

Correct option is D

The split-gene arrangements represent probably an ancient feature of the genome. The presence of introns is reminiscent of antiquity, and the process of splicing represents the dominance of RNA-world.

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