In biology, regeneration is the process of renewal, restoration, and tissue growth that makes genomes, cells, organisms, and ecosystems resilient to natural fluctuations or events that cause disturbance or damage. Every species is capable of regeneration, from bacteria to humans.

What is regeneration in simple words?

Regeneration means that an organism regrows a lost part, so that the original function is restored. It is a term in developmental biology. The ability to regenerate differs in different groups. Whereas newts, for example, can regenerate severed limbs, mammals cannot.

What does regenerative mean?

Regenerative means able to or tending to regenerate—to regrow or be renewed or restored, especially after being damaged or lost. The act or process of regenerating is regeneration.