lamarckian theory

la·marck·i·an the·o·ry

that acquired characteristics may be transmitted to the descendants and that experience, and not biology alone, can change and thereby influence genetic transmission.

Lamarck,

Jean-Baptiste P.A., French botanist, zoologist, and biological philosopher, 1744-1829. lamarckian theory - that acquired characteristics may be transmitted to descendants and that experience, not biology alone, can change and thereby influence genetic transmission.