It is an hydrophilic substance....<span>Substances that have charge or polarity are </span>hydrophilic<span>, and are likely to dissolve because they have either full or partial charge areas to form hydrogen bonds with water molecules.</span>
Number of neutrons in the nucleus
ATP energy is required to carry out the removal of waste
The cerebrum is a large part of the brain containing the cerebral cortex it lies either in front or on top of the brainstem