geographic isolation and the reduction of gene flow
instantaneous speciation
Lack of exchange of genetic information.
Speciation refers to evolutionary process by which new biological species arise.Nowadays doctors and consulars help families by giving the information at hand about speciation. There are many other sites which provide good information about what one needs.
It reduces gene flow.
Yes it was one of the main causes.
wind is one of the main cause of waves
Asphyxiation.
communism facism
wind is one of the main cause of waves
Allopatric speciation.
finding two different sex's of animals and breeding them.. and makeing sure they are compatible.
sympatric , allopatric and parapatric speciation