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April 1, 2024
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jun 23, 1809 - Lamark proposed first 'full' evolutionary theory

Description:

Vital fluids

French biologist
Lamarckism → idea that acquired characteristics are inheritable
1809 → proposed first ‘full’ evolutionary theory (vital fluids)
Believed that changes in physical characteristics during a lifetime could be inherited
Discredited in 1930’s
Was continued in the soviet union as ‘Creative soviet darwinism” until 1965

Added to timeline:

Date:

jun 23, 1809
Now
~ 215 years ago