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

58. The functional specialization of the plant root cell wall involves a band of waterproof suberin deposition known as the

A. Casparian strip
✓
B. Middle lamella
C. Primary pit field
D. Plasmodesmatal pore

📝 Explanation

The Casparian strip is a suberized chemical barrier in the endodermis that forces water to enter the living protoplast via symplastic transport.

📖 Additional Information

  • Casparian strip
  • Middle lamella
  • Primary pit field
  • Plasmodesmatal pore

The Casparian strip is a suberized chemical barrier in the endodermis that forces water to enter the living protoplast via symplastic transport.

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