Recombinant DNA - Section 1 | Multiple Questions and Answers

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Recombinant DNA - Section 1 Multiple Questions and Answers.

11.	A short molecule containing 2-20 nucleotide is

	A.	plasmid
	B.	vector
	C.	oligonucleotide
	D.	mononucleotide

12.	Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are

	A.	DNA ligase
	B.	helicases
	C.	restriction endonucleases
	D.	DNA gyrase

13.	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

	A.	photoreactivation
	B.	gel electrophoresis
	C.	autoradiography
	D.	blotting

14.	The deliberate modifications of an organism's genetic information by directly changing its nucleic acid content is a subject matter of

	A.	genetic engineering
	B.	population genetics
	C.	microbiology
	D.	protein engineering

15.	Electroporation is

	A.	the process of separating charged molecules through a gel maintained in an electric field
	B.	the process of combining foreign DNA to an electrically charged vector molecule
	C.	the application of high voltage pulses
	D.	the process of multiplication of the cells

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