The answer may be A look man im just here for the points
No they cant be mechanical because then something would have to generate their rays through the inventing of a machine.
D is the answer (Aa and aa ) i hope this helps
Are you asking which cell is referred to as a sugar factory? That would be (in plant organisms) chloroplasts
Large ecosystems always have higher biodiversity than smaller ecosystems. A large area of a forest will likely have higher biodiversity than a smaller area of a small area and small ecosystems always have low biodiversity.
