what is speciation and type of speciation explain me easily and in briefly
Answers
Speciation is formation of new species from existing ones...
factors affecting are
1. natural selection: the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin, and it is now regarded as be the main process that brings about evolution.
2. genetic drift: variation in the relative frequency of different genotypes in a small population, owing to the chance disappearance of particular genes as individuals die or do not reproduce.
3. geographical isolation: Geographic isolation is a term that refers to a population of animals, plants, or other organisms that are separated from exchanging genetic material with other organisms of the same species.
Speciation refers to creation of new species within the existing ones.
The factors which affect speciation are:
i) Geographical isolation
ii) Genetic drift
iii) Evolution