The gene EEF1 ALPHA1 supports cell theory. Cell theory states that all living things are made from cells. Since all living things share this gene that dates back to an organism that lived billions of years ago, it makes sense to conclude that all living things originated from the earliest forms of life. This conclusion would explain why all living things on Earth are made of cells.
Im 90% sure the answer is b) chemoreceptors
This shows that the so called hot spots on the tectonic plates are moving along with the actual tectonic plate. Because volcanoes form on hot spots, the most chain of active and non active volcanoes proves that if the hot spots are moving, so are the tectonic plates.