The answer is A. By gemmules
He was a close friend to Charles Darwin so he helped him out in creating the theory of evolution so I would say C: He developed the idea of inheritance of acquired characteristics.
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y would you say this on brainly
Answer:An acquired trait is defined as a characteristic or trait that produces a phenotype that is a result of environmental influence. Acquired traits are not coded in the DNA of an individual and therefore most scientists believe they cannot be passed down to offspring during reproduction
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