A) genetic material of RNA viruses
B) the RNA that carries genetic message
C) the RNA that helps gene regulation in lac-operon
D) the RNA present in mitochondria
Correct Answer: A
Solution :
RNA is of two types: [a] Genetic RNA It involved in transmission of characters through generation, eg, RNA virus. [b] Non genetic RNA It helps in protein synthesis called translation. These are of three type, ie, tRNA, mRNA and rRNA.
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