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← Life Sciences & MedicineIf newly synthesized proteins aggregate in the endoplasmic reticulum because of chaperone deficiency, which consequence follows?
A)Increased ribosomal translation rate occurs
B)Enhanced proteasome degradation is observed
C)Mitochondrial ATP production accelerates greatly
D)Unfolded protein response is activated✓
💡 Explanation
The unfolded protein response (UPR) is activated by ER stress due to misfolded proteins; because chaperones normally assist in proper folding, chaperone deficiency leads to the accumulation of unfolded proteins, therefore UPR is activated rather than normal protein folding and processing.
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