Biology Cell MDCAT 2017
PMDC Verified Question 127 of 143
Self-eating ability of the cells by using lysosomes is called:
A
Autophagy
B
Phagocytosis
C
Exocytosis
D
Pinocytosis
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option A: Autophagy
Concept: Cells must recycle old or damaged organelles to maintain cellular health.

Solution: Autophagy (literally "self-eating") is the regulatory mechanism where lysosomes fuse with worn-out organelles (like old mitochondria) to degrade and recycle their components.

Distractor Autopsy: Phagocytosis and Pinocytosis relate to taking in materials from the outside of the cell, not internal recycling.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

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