Question

multiple-choice question
what part of the cell maintains homeostasis?
nucleus
mitochondria
chloroplast
cell membrane

Explanation:

The cell membrane regulates the movement of substances in and out of the cell, which is key to maintaining the stable internal environment required for cellular homeostasis. The nucleus controls genetic information, mitochondria produce energy, and chloroplasts perform photosynthesis, none of which directly maintain overall cellular homeostasis.

Answer:

cell membrane