Question

what is ageing ?answer in simple sentence..

Answer 1

Ageing or aging is the process of becoming older. The term refers especially to human beings, many animals, and fungi, whereas for example bacteria, perennial plants and some simple animals are potentially biologically immortal.

Answer 2

growing old day by day and building up new neurons in our head and vansihing the older ones .this is memorisation or experience which grows day by day