Can you provide a summary of Darwin’s theory of evolution?
Darwin’s theory of evolution states that all species of organisms have descended from a common ancestor through a process called natural selection. Natural selection is the mechanism by which certain traits become more or less common in a population over time. It occurs when individuals with advantageous traits are more likely to survive and reproduce, passing on those traits to future generations. Variation within a population is essential for natural selection to occur, as individuals with traits better suited to their environment have a higher chance of survival and reproduction. Over time, this process leads to the accumulation of beneficial traits in a population, resulting in the evolution of new species. Darwin’s theory also emphasizes the concept of adaptation, where organisms evolve traits that allow them to better survive and reproduce in their specific environment. Overall, the theory of evolution by natural selection provides a scientific explanation for the diversity of life on Earth and the similarities and differences between species.