Question

what was theory of scientist Herbert Spencer in Germany​

Answer 1

Answer:

Herbert Spencer

Survival of the Fittest and Laissez-Faire Capitalism

Spencer applied the idea of “survival of the fittest” to so-called laissez faire or unrestrained capitalism during the Industrial Revolution, in which businesses are allowed to operate with little regulation from the government.

this the Theory..

Answer 2

Answer:

Spencer in his book Principles of Biology (1864), proposed a pangenesis theory that involved "physiological units" assumed to be related to specific body parts and responsible for the transmission of characteristics to offspring. These hypothetical hereditary units were similar to Darwin's gemmules.