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Read the following sentences : (a) In ...

Read the following sentences `:`
(a) In elution, the separated bands of DNA are cut out from agarose gel & extracted from the gel piece.
(b) E coil cloning vector pBR322 have several restriction sites,Ori, antibiotic resistance genes& ROP.
(c ) The downstream processing and quality control testing vary from product to product.
(d) Competent bacterial cells cannot take up the plasmid.

A

All are correct

B

Only (b) is correct

C

Only (d) is incorrect

D

All are incorrect

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