How did society evolve through time? –

Abstract. Human society emerged over 6 million years of hominid evolution. During this time group size steadily increased, and to maintain group cohesion human beings gradually evolved a well-developed social intelligence based on the differentiation and refinement of emotions. Who explain the evolution of human society? (Darwin 1859, p. 230). In The descent of man

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How did photosynthetic eukaryotes evolve?

A study suggests that photosynthetic eukaryotes may have emerged around 1.9 billion years ago in freshwater habitats. Eukaryotes are thought to have evolved the capacity for photosynthesis through a process called endosymbiosis, in which a protist host encapsulated a photosynthetic cyanobacterium. 1 How did the eukaryotic cell type evolve? 2 How did photosynthetic

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How did Roman art evolve?

Roman art was constantly evolving in order to incorporate the changing culture of ancient Rome. Roman art began to change as the 2nd century AD progressed. Sculptures and imperial monuments began to sacrifice delicate features in exchange for harsh looking faces which emphasized the power of the Roman elite. 1 How did the

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How did pollination evolve?

The evolution of pollination coincided with the evolution of seed. Fossilized pollen grains of the seed ferns, an extinct group of seed-producing plants with fern-like leaves, have been dated to the late Carboniferous period (about 300 million years ago). 1 When did the first pollinators evolve? 2 How did pollination start? 3 What

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