In the phospholipase C pathway, IP3 primarily causes:
Show answer and explanation
Correct answer: Calcium release from endoplasmic reticulum
IP3 binds to receptors on the endoplasmic reticulum, triggering release of calcium ions. Calcium acts as a secondary messenger in many pathways.
Practice all 20 Cell Junctions and Cell Signalling Pathways questions
Keep practicing
More Cell Junctions and Cell Signalling Pathways questions
- Loss of tight junction integrity in epithelial cells would most directly result in:
- Which signaling pathway plays a key role in embryonic cell fate determination through direct cell contact?
- Which cell junction primarily prevents the passage of molecules between adjacent epithelial cells?
- Desmosomes mainly provide which function to tissues?
- Gap junctions allow direct communication between cells by permitting the passage of:
- Which protein family is primarily involved in forming adherens junctions?