A is the correct answer you are looking for
Plant cells<span> have a </span>cell<span> wall, chloroplasts and other specialized plastids, and a large central vacuole, which are </span>not found<span> within </span>animal cells<span>.</span>
I’m not exactly sure what you mean, but the diaphragm is a muscle that aids in the breathing process.
Your peripheral nervous system (PNS) are ALL the nerves throughout your body.
Central nervous system (CNS) is just the brain and spinal cord.
Engineering should be the answer because to create a great experiment, it has to be well put together.