Answer:
Explanation:
Charles Darwin & Alfred Russel Wallace. A visit to the Galapagos Islands in 1835 helped Darwin formulate his ideas on natural selection. He found several species of finch adapted to different environmental niches. The finches also differed in beak shape, food source, and how food was captured. Natural selection is the mechanism suggested by Darwin for evolution. Because resources are limited in nature, organisms with heritable characteristics that favor survival and reproduction leave more offspring than their peers, causing the traits to become more common over generations.
Answer:
Explanation: Archimedes is especially important for his discovery of the relation between the surface and volume of a sphere and its circumscribing cylinder. He is known for his formulation of a hydrostatic principle (known as Archimedes' principle) and a device for raising water, still used, known as the Archimedes screw.
I believe it is equality. I am not sure in what context this is asking, but I am pretty sure it is equality.
<span>B. declaring presidential acts unconstitutional</span>
