Name: Neo-Darwinism- Modern Synthetic Theory of Evolution
Uploaded: 2019-07-19
Duration: 14 min 41 s
Description: Modern synthetic theory of evolution takes Darwin's theory of natural selection and Mendelian genetics into consideration. Emphasis is more on genes. Is it a...

Question

Differentiate between Lamarckism and Darwinism

Accepted Answer

Characteristics Lamarckism Darwinism

Name of the scientist who proposed this theory This theory was proposed by Jean Baptiste de Lamarck. This theory was proposed by Charles Darwin.

Theory It is based on the ‘Theory of Inheritance of Acquired Characters’. It is based on the ‘Theory of Natural Selection.’

Characteristics Lamarckism Darwinism

Believed in use of organ It believed in the use and disuse of an organ. The parts used or changes acquired in life get transmitted to the next generation. In the struggle for existence, only the fittest individuals survive. Hence, nature selects the favourable variations

Conception of species The population of individuals have identical characteristics. Individuals are capable of transformation. The population of interbreeding individuals have similar characteristics with certain variation at all times. Individuals are unchanging. The population is capable of transformation.

Example The long neck of a giraffe. Keen eyesight of the hawk.

Differentiate between Lamarckism and Darwinism

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