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BIO NMDCAT CELL STRUCTURE & FUNCTION
nmdcat.online July 3, 2026

71. The presence of a prominent nucleolus inside the interphase nucleus of both animal and plant cells signifies active

A. Lipid molecule polymerization
B. Ribosomal RNA (rRNA) synthesis and ribosome assembly
✓
C. Duplication of structural centriole pairs
D. Synthesis of secondary cell wall cutin

📝 Explanation

The nucleolus functions as a ribosome manufacturing center, transcribing rRNA and combining it with proteins to form ribosomal subunits.

📖 Additional Information

  • Lipid molecule polymerization
  • Ribosomal RNA (rRNA) synthesis and ribosome assembly
  • Duplication of structural centriole pairs
  • Synthesis of secondary cell wall cutin

The nucleolus functions as a ribosome manufacturing center, transcribing rRNA and combining it with proteins to form ribosomal subunits.

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