contestada

the organisms of population a and population b are now incapable of interbreeding and producing offspring which biological process most likely caused this situation to occur

Respuesta :

Diatonic254

The answer is speciation. It could have been caused by the separation of the two populations by a geographical feature such as a wide river (hence causing allopatric speciation) or could have been caused by behavioral isolation between the two population (hence causing sympatric speciation).