1. Tardigrade
  2. Question
  3. Biology
  4. A. In elution the separated bands of DNA are cut out from agarose gel and extracted from the gel piece. B. E. coli cloning vector ρ BR322 shows several restriction, ri, antibiotic resistance genes and Rop. C. The down stream processing and quality control testing vary from produced to product. D. Competent bacterial cell cannot take up the plasmid.

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Q. $A$. In elution the separated bands of DNA are cut out from agarose gel and extracted from the gel piece.
$B$. E. coli cloning vector $\rho BR322$ shows several restriction, ri, antibiotic resistance genes and Rop.
$C$. The down stream processing and quality control testing vary from produced to product.
$D$. Competent bacterial cell cannot take up the plasmid.

Biotechnology : Principles and Processes

Solution:

Correct answer is (c) Except $D$ all are correct