Which of the following cranial nerves carries only motor information

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.

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion