Molecular Basis Of Inheritance Ques 141
141. Due to discovery of which of the following in 1980 the evolution was termed as RNA world?
[2001]
(a) mRNA, tRNA, rRNA synthesise proteins
(b) In some virus RNA the genetic material
(c) RNA have enzymatic property
(d) RNA is not found in all cells
Show Answer
Answer : c
Hints & Solution
(c) Ribozymes are catalytically active RNA molecule discovered in 1980’s. They are self splicing introns indicating their possible role as intermediates in the evolution of biological systems from abiotic substances.
BETA
