Top 50+ Solved Structure of DNA and RNA MCQ Questions Answer

From 31 to 45 of 47

Q. m RNA synthesis from DNA is termed

a. Transcription

b. Transformation

c. Translation

d. Replication

  • a. Transcription

Q. Western blotting is a technique used inthe determination of

a. DNA

b. RNA

c. Protein

d. Polysaccharides

  • a. DNA

Q. Building blocks of Nucleic acids are

a. Amino acid

b. Nucleosides

c. Nucleotides

d. Nucleo proteins

  • c. Nucleotides

Q. DNA finger printing is based on

a. Repetitive sequences

b. Unique sequences

c. Amplified sequences

d. Non-coding sequences

  • b. Unique sequences

Q. The enzyme required for DNA from RNAtemplate:

a. RNA polymerase

b. Reverse transcriptase

c. DNA polymerase

d. Terminal transferase

  • b. Reverse transcriptase

Q. Double standard RNA is seen in

a. Reo viru

b. Rhabdo virus

c. Parvo virus

d. Retro virus

  • a. Reo viru

Q. The two strands of DNA are joined noncovalently by

a. Ionic bonds

b. Covalent bonds

c. Hydrogen bonds between bases

d. Polar charges

  • c. Hydrogen bonds between bases

Q. The bases Adenine and Thymine arepaired with

a. Double hydrogen bonds

b. Single hydrogen bonds

c. Triple hydrogen bonds

d. Both b and c

  • a. Double hydrogen bonds

Q. The length of each coil in DNA strand is

a. 15 Ao

b. 34 Ao

c. 30 Ao

d. 5 Ao

  • b. 34 Ao

Q. Nuc le ic ac ids are h igh ly charged polymers due to

a. There is phosphodiester bond between 5’- hydroxyl of one ribose and 3’–hydroxyl of next ribose

b. They have positive and negative ends

c. Nucleotides are charged structures

d. Nitrogenous bases are highly ionized compounds

  • a. There is phosphodiester bond between 5’- hydroxyl of one ribose and 3’–hydroxyl of next ribose

Q. The best studied example for specializedtransduction is

a. P1 phage

b. P22 phage

c. ë-phage

d. Both a and c

  • c. ë-phage

Q. The diagrammatic representation of thetotal no. of genes in DNA is

a. Genome

b. Gene map

c. Gene-structure

d. Chromatin

  • b. Gene map

Q. During specialized transduction

a. Large amound of DNA is transferred

b. A few no. of genes are transferred

c. Whole DNA is transferred

d. None of these

  • b. A few no. of genes are transferred

Q. The cell donating DNA during transformation is

a. Endogenate

b. Exogenate

c. Mesozygote

d. Merosite

  • b. Exogenate
Subscribe Now

Get All Updates & News