The cerebral cortex is the highest portion of the brain. true or false

The given statement is True.  

Cerebral cortex is an outer thin layer grey matter that covers the outermost portion of the cerebrum ( the largest part present in the most superior region of the brain).

Cerebral cortex is considered as the highest level of the brain that possesses approximately 20 billion neurons. It is responsible for carrying highest level of mental functioning.

Functions associated with cerebral cortex are-

Determination of Intelligence  and personality, motor activities, processing of sensory information, processing of language, sensation of touch etc.

for example, no new evidence will demonstrate that the earth does not orbit around the sun (heliocentric theory), or that living things are not made of cells (cell theory), that matter is not composed of atoms, or that the surface of the earth is not divided into solid plates that have moved over geological timescales .