"the is the deep groove that separates the brain into two halves."

The biggest part of our brain, the cerebrum is separated into two halves, the left and the right hemisphere by a deep groove that is called the longitudinal fissure or cerebral fissure. 
The hemispheres are connected by a bundle of nerve fibers called the corpus callosum in order to enable communication between the two of them, as their communication is necessary for various cognitive functions of the brain. 

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.