Answer:
I would believe the mesosphere would be the most difficult layer to breathe. Troposphere is where we are, ov we can breathe here, stratosphere would be hard to breath in as well
Answer:
It has a postanal tail.
It has pharyngeal arches.
Answer:
the answer should be b ot ccc
Answer: 1. survive on its own. 2. It can reproduce quickly 3. outer covering
4. microorganisms. pls give me brainliest thanks
I believe it’s the Carboxyl group but confirm online. Hope this helped :))
