I think the first think that you should <span>check if the numeric keypad on a standard desktop keyboard is not working is the num lock key. This key controls whether the primary function of the numeric keypad or the secondary function will work when pressed. </span>
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 l<span>ongitudinal fissure or</span> 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 answer would be a. Energy stored in chemical bonds :)
