Because all eukaryotic cells have mitochondria but not all have chloroplasts, it is thought that the host cell first engulfed the respiration cell. Quite a while later, one of these cells that contained the respiration cell engulfed the photosynthesis cell.
What Is The AVH? Founded in 1995, the Academy of Veterinary Homeopathy is comprised of veterinarians who share the common desire to restore true health to their patients through the use of homeopathic treatment. Members of the Academy are dedicated to understanding and preserving the principles of Classical Homeopathy.
In effect, the VFH is a collaborative tool, with various methods for sifting through the collection, and should be useful in itself for identifying plants, at least in the regions where we have collaborators. Like all aspects of this site, it is still young and growing.