AP BIOLOGY

Detailed explanation-1: -Darwin became fully devoted to earthworms in the spring of the year, just after finishing the manuscript of Movement in plants, his most ambitious botanical book. Both projects explored the complexities of movement, forms of sensitivity, and the ability of organisms to adapt to varying conditions.

Detailed explanation-2: -Charles Darwin sailed around the world from 1831–1836 as a naturalist aboard the HMS Beagle. His experiences and observations helped him develop the theory of evolution through natural selection.

Detailed explanation-3: -Charles Darwin’s theory of evolution by natural selection is the foundation upon which modern evolutionary theory is built.

Detailed explanation-4: -Darwin became well known through his diary’s publication as Journal of Researches into the Geology and Natural History of the Various Countries Visited by H.M.S. Beagle (1839).