Question

what is inheritance of acquired characters​

Answer 1

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Lamarck proposed that the acquired characters are passed to its offspring.i.e. to next generation. This is known as " Inheritance of acquired characters ". For example elongation of neck and forelimbs in giraffe.

Answer 2

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Lamarck proposed inheritance of acquired.The theory of inheritance of acquired characters states that modifications which the organism acquires in adaptation to the environments which it meets during its lifetime are automatically handed down to its descendants, and so become part of heredity.