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

51. The specialized protein units that form the trans-membrane channels of gap junctions in animal cells are

A. Clathrins
B. Connexins
✓
C. Tubulins
D. Porins

📝 Explanation

Six connexin proteins assemble to form a hemichannel called a connexon; when aligned with a neighbor, it creates a functional gap junction.

📖 Additional Information

  • Clathrins
  • Connexins
  • Tubulins
  • Porins

Six connexin proteins assemble to form a hemichannel called a connexon; when aligned with a neighbor, it creates a functional gap junction.

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