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9.Biotechnology Principals and Process
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$DNA$ can be introduced into any cell by:
A
Injection
B
Being complexed with calcium salts
C
Being placed along with the cell into a gene gun
D
Gel electrophoresis
Solution
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Standard 12
Biology
Similar Questions
Match the columns :
| Column – $I$ | Column – $II$ |
| $(a)$ Ligase | $(i)$ It removes nucleotide from $DNA$ end. |
| $(b)$ Endonuclease | $(ii)$ Connects parts of $DNA$ |
| $(c)$ Exonuclease | $(iii)$ Removes phosphates of $DNA$ |
| $(d)$ $DNA$ Polymerase | $(iv)$ It produces sticky ends in $DNA$ |
| $(v)$ Useful to get repeated amplification |
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