The is the outermost covering of the brain. corpus callosum medulla cerebral cortex parietal lobe

The cerebral cortex is the outmost covering of the brain. The cerebral cortex is the thin cover of the brain that shields the outer portion of the cerebrum. It is enclosed by the meninges and often denoted to as gray matter. The cortex is gray because nerves in this area privation the lining that makes most other parts of the brain appear to be white. The cortex also shields the cerebellum. The cerebral cortex is separated into four lobes that each have a detailed purpose. The cerebral cortex is involved in some tasks of the body as well as determining Intelligence, determining personality, motor function, planning and organization, touch sensation, processing sensory information and language processing.

The basic repeating unit of nucleic acids are known as nucleotides. a nucleotide consists of three distinct chemical groups.