We need to have sunlight because without it you wouldn’t be able to make anything else
Your answer to your Question is ...A: deep
These currents move water masses through the deep ocean—taking nutrients, oxygen, and heat with them. Occasional events also trigger serious currents.
Oxytocin. It apparently kick starts labour and causes contractions.
Answer:
no because they do not require oxygen to breath and they are only one celled organisms.
Explanation: