The cells at the surface of hydra undergo mitosis and form a mass called a bud. Mitosis continues in the cells of the bud and this grows into a new individual. The same division happens during asexual reproduction or vegetative propagation in plants.
Find out more about the six main symptoms of acoustic neuromas (vestibular schwannomas). The symptoms include hearing loss, tinnitus, vertigo, imbalance, pressure, and facial weakness and numbness. Skip Navigation
The tumor is rare, only arising in about 1 to 2 per 100,000 people every year, making them a very rare cause of dizziness. A vestibular schwannoma can cause problems with walking, a feeling of the ground moving, and true rotational vertigo. Hearing loss or ringing in the ears (tinnitus) is also a common complaint in those with this tumor. The tumor grows very slowly and is very rarely life threatening.