Biotechnology - Recombinant DNA

Exercise : Recombinant DNA - Section 1
  • Recombinant DNA - Section 1
16.
For gene probes to be useful they must
be large enough to contain gene-specific sequences
be labeled in some manner to allow detection
both (a) and (b)
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
A genomic library is
a database where the sequence of an organism's genome is stored
a collection of many clones possessing different DNA fragments from the same organisms bound to vectors
a book that describes how to isolate DNA from a particular organism
a place where the information of the genetic organization of organisms are kept.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?
DNA polymerase
Restriction endonuclease
DNA ligase
DNA helicase
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
Bacterial cells protect their own DNA from degradation by restriction endonucleases by
methylating the DNA at the sites that the enzyme recognizes
deleting all recognition sites from the genome
not producing any restriction endonucleases
having anti restriction endonucleases
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
Which type of restriction endonuclease cuts the DNA within the recognition site?
Type I
Type II
Type III
All of the these
Answer: Option
Explanation:
No answer description is available. Let's discuss.