Charged molecules are separated based on varying rates of migration through a solid matrix when subjected to an electric field. This technique is known as photoreactivation blotting gel electrophoresis autoradiography TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is obtained using processed mRNA molecules as a template? tDNA cDNA rDNA mDNA TRUE ANSWER : ? YOUR ANSWER : ?
Electroporation is the process of combining foreign DNA to an electrically charged vector molecule the process of separating charged molecules through a gel maintained in an electric field the process of multiplication of the cells the application of high voltage pulses TRUE ANSWER : ? YOUR ANSWER : ?
What is the normal role of restriction endonucleases in bacterial cells? To degrade invading phage DNA To degrade the bacterial chromosome into small pieces during replication To produce RNA primers for replication All of these TRUE ANSWER : ? YOUR ANSWER : ?
A short molecule containing 2-20 nucleotide is oligonucleotide plasmid mononucleotide vector TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid? Restriction endonuclease DNA polymerase DNA ligase DNA helicase TRUE ANSWER : ? YOUR ANSWER : ?
The deliberate modifications of an organism's genetic information by directly changing its nucleic acid content is a subject matter of microbiology genetic engineering protein engineering population genetics TRUE ANSWER : ? YOUR ANSWER : ?
A molecular technique in which DNA sequences between two oligonucleotide primers can be amplified is known as southern blotting northern blotting polymerase chain reaction DNA replication TRUE ANSWER : ? YOUR ANSWER : ?
Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are DNA gyrase restriction endonucleases helicases DNA ligase TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following vector can maintain the largest fragment of foreign DNA? Phage YAC Plasmid Cosmid TRUE ANSWER : ? YOUR ANSWER : ?