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STD 12 - 9. biotechnology principlas and process — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 9. biotechnology principlas and process1 Mark
MCQ
It increases the efficiency with which $DNA$ enters the bacterium through pores in its cell wall.
  • A
    $PO^-_4$
  • B
    $CI^-$
  • ✓
    $Ca^{++}$
  • D
    $Na^{++}$
✓

Answer

Correct option: C.
$Ca^{++}$
c

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