Respuesta :

The vertebrate cerebrum (brain) is formed by two cerebral hemispheres that are separated by a groove, the medial longitudinal fissure. The brain can thus be described as being divided into left and right cerebral hemispheres
the The vertebrate cerebrum A.K.A the brain is divided into two  cerebral hemispheres. the left and the right.
or 
corpus callosum 
hope my answer helped you
ACCESS MORE
EDU ACCESS