AUG codes for

(1) valine

(2) histidine

(3) phenylalanine

(4) methionine

In the lac operon model, lactose molecules function as:-

(1) inducers, which bind with the operator
gne

(2) repressors, which bind with the operator
gene

(3) inducers, which bind with the repressor
protein

(4) corepressors, which bind with repressors
protein

hn-RNA undergoes two additional processing. Out of which, in one of them an unusual nucleotide (methyl guanosine triphosphate) is added to the 5’-end of hnRNA. This is known as

(1) capping

(2) tailing

(3) splicing

(4) termination

Which of the following is a genetic material?

(1)Dideoxyribo nucleic acid

(2)Deoxyribo nucleic acid

(3)Deoxyribulose nucleic acid

(4)Deoxyribosome nucleic acid

Polymerisation of which of the following produces Nucleic acids?

(1)Nucleosides

(2)Nucleotides

(3)DNA and RNA

(4)Both 1 and 2

Which of the following is a genetic material in most of the organisms?

(1)DNA

(2)RNA

(3)Both DNA and RNA

(4)Nucleic Acid

Which of the following can act as genetic material?

(1)RNA only

(2)DNA only

(3)DNA but not RNA

(4)DNA and RNA

RNA can act as

(1)Adapter molecule

(2)Catalytic molecule as well as Genetic material

(3)Structural molecule

(4)All of the above

How many types of nucleic acids are found in the living system?

(1)1

(2)2

(3)4

(4)3

The most interesting molecule in the living system is

(1) the most abundant genetic material

(2)the genetic material in most of the organisms

(3)the long polymer of deoxyribonucleotides

(4)all of the above