Answer:
Chlorplast plays a major role in photosynthesis. It can’t be all organisms since we humans don’t have chlorplast. Some aquatic organsisms uses chlorplast but not all, so the best answer here is A, Photosynthetc organsims.
Homeostasis is the balance within the body. Metabolism is the chemical process within a living organism to maintain life. So they both maintain balance.
These waves are known as Alpha waves which have a regular pattern of 8-13 (hz)
Mutation can cause DNA to change
Large indentions on the moon's surface, are known as craters.
Hope this helps!