Question

Explain Evolution and Speciation and related terms like Natural selection, Genetic Drift, etc; in detail.
Please.......

Answer 1

evolution is the process by which simple organisation change into complex organism through gradual changes

speciation is the process by which new species arise from existing species

natural selection is the process by which nature selects those species with variants that have better chance for survival

sudden change in frequency of genes is called genetic drift

sudden change in genetic makeup of an organism is mutation