In bacteria,a plasmid is .........
- AExtrachromosomal material
- BMain $DNA$
- CNon-functional $DNA$
- DRepetitive gene
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Enzyme used for the extension process in the $PCR$ method.
Match the following enzymes with their functions:
$(a)$ Restriction endonuclease $(i)$ Joins the $DNA$ fragments $(b)$ Restriction exonuclease $(ii)$ Extends primers on genomic $DNA$ template $(c)$ $DNA$ ligase $(iii)$ Cuts $DNA$ at specific positions $(d)$ $Taq$ polymerase $(iv)$ Removes nucleotides from the ends of $DNA$
Select the correct option from the following:
| $(a)$ Restriction endonuclease | $(i)$ Joins the $DNA$ fragments |
| $(b)$ Restriction exonuclease | $(ii)$ Extends primers on genomic $DNA$ template |
| $(c)$ $DNA$ ligase | $(iii)$ Cuts $DNA$ at specific positions |
| $(d)$ $Taq$ polymerase | $(iv)$ Removes nucleotides from the ends of $DNA$ |
Select the correct option from the following:
MediumNEET 2019
View SolutionWhich metals are used in a gene gun for the insertion of alien $DNA$ into a competent host?
Following statements describe the characteristics of the enzyme Restriction endonuclease. Identify the Incorrect statement.
MediumNEET 2019
View SolutionIn a genetic engineering experiment,restriction enzymes can be used for
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