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STD 12 - 10. biotechnology and its application — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 10. biotechnology and its application1 Mark
MCQ
Viral infection is usually absent in
  • A
    Phloem cells
  • B
    Xylem cells
  • C
    Pith cells
  • ✓
    Apical meristem
✓

Answer

Correct option: D.
Apical meristem
d
The apical meristems are present in the apices of primary and secondary shoots and roots of the plant. The cells of apical meristem are in very active stage of division, have dense cytoplasm, thin cell wall and remain virus free.

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