That would be B. From energy in photons.
Photons(from sunlight) give energy to electrons and “excite” them(sending them to a higher energy level). Electrons can then release this energy and excite other electrons in other chlorophyll molecules.
Answer:
preventing friction between bones
XYLEM AND PHLOEM.................
A vegans diet does not include natural protein that can be found in foods such as meat and milk.