Answer:
There was no oxygen in the flask.
Explanation:
Anaerobic organism do not need oxygen!!
The answers is D because it needs something to survive
The endoplasmic reticulum, or ER, and Golgi apparatus, prepare molecules, including proteins, hormones and lipids, and package them in vesicles for transport. Rough ER is studded with ribosomes that synthesize proteins, while the smooth ER manufactures lipids.