List of top Animal Biotechnology Questions

Statement I: Diphthamide is a modified amino acid present in the elongation factor 2.
Statement II: It prevents translocation of the growing polypeptide chain.
Choose the most appropriate answer from the options given below:

The translation is accomplished by the ribosome, which links proteinogenic amino acids in the following order:

Match column I with column II:
A. F. Meischer
B. Griffith
C. Hershey and Chase
D. Watson and Crick
Match with the following:
I. DNA double helix
II. Nuclein
III. S. pneumoniae
IV. Bacteriophages
Choose the correct answer from the options given below:

The experiment that conclusively proved that DNA is the genetic material was performed by:

Statement I: Histones are rich in arginine and lysine. Thus, they are positively charged proteins at physiological pH.
Statement II: Histones are the most evolutionary conserved proteins known.
Choose the most appropriate answer from the following options:

The full DNA genome was completely sequenced in

Glycogen is abundantly present in which of the following tissues?

Nearly 90% of positively charged ions present in the extracellular fluid are

Which of the following is NOT a correct statement about phospholipase A2?

Lecithin's constituents are

How many rings present in cholesterol contain six carbon atoms?

Given below are two statements:
Statement I: Haemoglobin and methaemoglobin are intracellular electron carriers in RedOx reactions to drive ATP synthesis.
Statement II: Isoprenoids( Ubiquinone, CoQ, Plastoquinone) are lipophilic electron carriers in RedOx reaction to drive ATP synthesis.
In the light of the above statements, choose the most appropriate answer from the options given below

Viruses are not classified as living because

Cholesterol is a plasticizer as

Processing, packaging the target proteins for export to cell organelles by shuttling is the job of

Arrange the steps involved in the maintenance of embryonic stem (ES) cell culture in the correct sequence:
A. Prepare feeder plates two days in advance
B. Passaging is done at 1:4 ratio
C. Undifferentiated ES cells require 37° C, 5% CO2, RH 85-100% since they can differentiate spontaneously
D. Trypsinisation or mechanical cutting is done
E. Start feeding 48 hrs after thawing/passaging, every day
Choose the correct answer from the options given below:

Given below are two statements:
Statement I: Brief exposure of washed bovine semen to the saturated solution of EDTA is done to increase IVF results by capacitation
Statement II: Brief exposure of washed bovine semen to high ionic strength media (380 mOsm) or heparin is done to increase IVF result by capacitation
In the light of the above statements, choose the most appropriate answer from the options given below

Extraction of energy from carbohydrate in the absence of oxygen giving alcohol by yeast and lactic acid by bacteria is used for

Arrange the following steps in DNA fingerprinting using restriction fragment length polymorphism (RFLP) in the correct sequence
A. Electrophoresis is done
B. Scientists break the DNA into pieces using enzyme and cut segments of DNA are separated
C. Detected by fluorescent tag on their primer
D. Region of DNA containing STR is amplified by PCR using primer complementary to the non-repeating sequence flanking the repeats
E. Tandemly repeated DNA sequences occur in the genome, including short tandem repeats (STRs)
Choose the correct answer from the options given below:

Arrange the following events for the history of life on earth:
A. Prokaryotic cell
B. Eukaryotic cell
C. Multicellular organisms
D. Organic molecule
E. Self-replicating molecule
Choose the correct answer from the options given below:

Success of hepatitis B vaccine is because

Choose the correct pair from the options given below

Given below are two statements:
Statement I: Shuttle vectors are used to overexpress proteins ONLY in E. coli.
Statement II: Phagemids contain an origin of replication for phages and bacterial cells
In the light of the above statements, choose the most appropriate answer from the options given below

Given below are two statements:
Statement I: Protein array is powerful proteomic technology using the fusion of microarray and ELISA on protein chip.
Statement II: Protein array is powerful genomic technology using enzyme structure and NMR for limited drug design
In the light of the above statements, choose the most appropriate answer from the options given below

Given below are two statements:
Statement I: Phosphocreatine is formed from ATP in the resting cell and ATP is low. Phosphocreatine thereby acts as a buffer in the cell that contains creatine kinase.
Statement II: ATP is formed in the cell in mitochondria and chloroplast by a mechanism i.e., essentially ATP driven ion transport operating in reverse.
In the light of the above statements, choose the most appropriate answer from the options given below