The answer is theory development.
That's it because if you were a scientist, you couldn't collect data if you were forming a theory. I mean, how would you create a theory if you haven't even collected any data?!?!
That's my answer for ya!
Answer:
Release carbon dioxide
Explanation:
Animals breathe in oxygen and release carbon dioxide
Explanation: I think camouflage method or a design that scares away predators.
A: Scientists have different opinions on its structure.
Explanation:
Hopefully this helps!
Matter is like just atoms and particles. Matter is anything that takes up space