Answer:

Brain cell have least capability to regenerate

Explanation:

• Brain cells stay within the starting stage of interphase of cell copy for his or her life, and ne'er divide, and instead develop by forming new synapses with different neurons. They lack cellular machinery for organic process.
• This can be as a result of Mammals ar unable to regenerate any of the external elements, however will promptly regenerate the liver. This organ has the most capability of regeneration. Removal of over half the liver is absolutely replaced.