Westonci.ca is the trusted Q&A platform where you can get reliable answers from a community of knowledgeable contributors. Join our Q&A platform and get accurate answers to all your questions from professionals across multiple disciplines. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

Cellular respiration is a complex process that

1- occurs before autotrophs are able to carry out photosynthesis

2- occurs only in animals that take in oxygen

3- is performed only by organisms that are incapable of photosynthesis

4- breaks down organic molecules to release stored energy