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A specific recognition sequence identifi...

A specific recognition sequence identified by endonuclease to make cut at specific positions within the DNA is

A

palindrome Nucleotide sequence

B

Poly (A) tail sequence

C

Degenerative primer sequence

D

Okazaki sequence

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Exonucleases remove nucleotides at specific positions within DNA.

Read the following statements and select the correct ones. (i) Same kind of sticky ends are produced when a DNA has been cut by different restriction enzymes. (iii) Exonucleases make cuts at specific positions within the DNA. (iii) Hind ll was the first restriction endonuclease to be isolated. (iv) A bacteriophage has the ability to replicate within bacterial cells by integrating its DNA with bacterial DNA. (v) Presence of more than one recognition sites for a enzyme within the vector complicates the gene cloning.

Endonucleases break DNA at specific sites called

Assertion: Exonucleases remove nucleotides from the ends of DNA. Reason: Endonucleases make cuts at specific positions within the DNA.

Consider the following statements. A. Endonucleases remove nucleotides from the ends of the DNA whereas, exonucleases make cuts a specific positions within the DNA. Restriction enzymes cut the strand of DNA a little away from the centre of the palindrome sites. C. Asexual reproductions provides opportunities for variations and formulation of unique combinations of genetic setup. ltbrtgt D. DNA fragments can be separated by a technique known as gel electrophoresis. Of the above statements:

How the DNA can be cut at specific locations ?

Enzyme that cuts DNA at specific sites is

The specific DNA sequence recognised by EcoRI is

Which enzyme cuts DNA at specific sites?

Restriction enzymes that are used in the construction of recombinant DNA are endonucleases which cut the DNA at specific recognition sequence? What would be the disadvantage if they do not cut the DNA at specific recogniion sequence?

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