Which of the following statements accurately describes the process of autophagy in protein metabolism?

A A process by which cells synthesize new proteins to replace damaged or dysfunctional ones
B A process by which cells recycle and degrade damaged or dysfunctional cellular components, including proteins ✓
C A process by which cells transport proteins across membranes
D A process by which cells store excess proteins for later use

Explanation

Autophagy is a cellular process that involves the degradation and recycling of damaged or dysfunctional cellular components, including proteins, which helps maintain cellular homeostasis and promote cell survival.

Source

Klionsky et al., Autophagy
Protein Metabolism Cell Biology Autophagy Hard MEDICAL Confidence: high