Acquired Character Theory (Lamarck)

The theory of acquired characters It was proposed by Jean Baptiste de Monet, who is better known as "the knight of lamarck", This period scholar, considered the characters necessary for the survival of each species.

All these theories were exposed in his book "Zoological philosophyWhich he published in the year 1809.

Although it was based on theories of other authors such as the same grandfather of "Carlos Darwin”, “Erasmus Darwin" Y Georges Luis Leclerc (the Earl of Buffon), it is the Chevalier de Lamarck who has been regarded as the initiator of the theory of evolution.

Example of the theory of acquired characters:

The concept established by "Lamarck" explained that the animals were gradually adapting to the needs of the environment. presented, his theory being widely known, in which the giraffes got their long necks by the need to reach the leaves of the trees.

The question was merely "theoretical" and "false", since logically it could be considered as true, because living beings do generate particular adaptations, but this theory is distorted when "

Georges couvierHe ”showed that by cutting off the mice's tails for several generations he did not alter the birth of new individuals in any way.

Regardless of all the above, this character who was born and lived in France between the years 1744 to 1829, produced important precedents in the study of the evolutionary changes and formations of the entities living.