nucleus cytoplasm mitochondria endoplasmic reticulum
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: During a biochemical reaction, pyruvate (C3H4O3) is converted into carbon dioxide (CO2) and water (H2O). In what cellular organelle does this biochemical reaction occur?
Possibilities:
- nucleus
- cytoplasm
- mitochondria
- endoplasmic reticulum

mitochondria