TILLL

{La teoria dell'evoluzione}   The theory of the evolution of animal and plant species that was developed by  Charles Darwin , links the chances of survival of an individual mainly to his ability to adapt to the environment (fitness).   The means that characterize this capacity in each individual reside in their genetic heritage, that is, in a set of information inherited first of all from father and mother (crossover) and subsequently partially subjected to a process of random change (mutation) to ensure that each has its own identity, distinct from that of the parents.   The weaker individuals, less able to cope with the environment, generally die before the others and, therefore, reproduce less; the stronger ones generally survive longer and reproduce more.   The effect of this process is a more widespread transmission of the best characteristics which, over a long period of time, automatically leads to the evolution of the species and to the existence of gene...