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Denaturation of double stranded DNA involves_______________?

(A) It gets broken down to nucleotides

(B) It becomes single stranded reversibly

(C) It becomes single stranded irreversibly

(D) It becomes double stranded irreversibly

Submitted By: Ali Uppal


DNA double helix is bound by_____________?

(A) Covalent bond

(B) Hydrogen bond

(C) Disulfide linkage

(D) Vander wall forces

Submitted By: Ali Uppal


Genes are_____________?

(A) Ribonucleic acid

(B) Deoxy ribonucleic acid

(C) Lipoproteins

(D) Chromo proteins

Submitted By: Ali Uppal


Restriction endonuclease cleaves______________?

(A) Double stranded DNA

(B) SIngle stranded DNA

(C) SIngle stranded RNA

(D) Polypeptide

Submitted By: Ali Uppal


Which of the following process in involved in conversion of DNA to RNA___________?

(A) Conjugation

(B) Transduction

(C) Translocation

(D) Transcription

Submitted By: Ali Uppal


Unwinding of DNA is done by____________?

(A) DNAse

(B) Topo isomerase

(C) Ligase

(D) Reverse transcriptase

Submitted By: Ali Uppal


Nonsense codons bring about__________________?

(A) Elongation of polypeptide chain

(B) Pre-translational modification of protein

(C) Initiation of protein synthesis

(D) Termination of protein synthesis

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Mutations are due to changes in_________________?

(A) DNA nucleotide sequence

(B) RNA nucleotide sequence

(C) Amino acid sequence of ribonuclease

(D) Cell walls

Submitted By: Ali Uppal


Kinase requires_______________?

(A) MN++

(B) Cu++

(C) Mg++

(D) Inorganic phosphate

Submitted By: Ali Uppal