The glossopharyngeal nerve is the only cranial nerve that contains sensory fibers. The only cranial nerves to extend beyond the head and neck region are the vagus nerves.
Answer:
I believe the answer is A
Explanation:
The other reasons would not give enough reason for competition between populations.
Step-by- step-Explanation:
- Archaebacteria are very similar to Bacteria with respect to their cell size,prokaryotic organisation,circular DNA etc.
- Archaebacteria very similar to Gram-positive bacteria on the basis of cell structure.
- Both bacteria and Archaebacteria have several similar Metabolic Pathways.
- Unlike Bacteria Archaebacteria are habitants of extreme climates like hot springs and ice capped continents.
Thus Archaebacteria are much alike to Eubacteria.