Recombinant DNA Questions

• Bacterial cells protect their own DNA from degradation by restriction endonucleases by
• Agrobacterium tumefaciens is
• Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using
• A genomic library is
• Which of the following is obtained using processed mRNA molecules as a template?
• Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?
• Vectors are
• Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are
• Electroporation is
• Which of the following is not commonly used as vector?
• An animal, that has gained new genetic information from the acquisition of foreign DNA, is considered as
• A short molecule containing 2-20 nucleotide is
• A molecular technique in which DNA sequences between two oligonucleotide primers can be amplified is known as
• The Southern blotting technique depends on
• In genetic engineering, a chimera is
• Which of the following vector can maintain the largest fragment of foreign DNA?
• The deliberate modifications of an organism's genetic information by directly changing its nucleic acid content is a subject matter of
• What is the normal role of restriction endonucleases in bacterial cells?
• The advantage of using DNA polymerases from thermophilic organisms in PCR is that
• For gene probes to be useful they must