EVOLUTION= change through time, mechanisms involve studies of the sources of variability, differentiation of populations, reproductive isolation and the origin of species, hybridization.
(mechanisms; involve; studies of the sources of variability, differentiation of populations, reproductive isolation and the origin of species, hybridization; T:time)
mechanisms
involve
studies of the sources of variability, differentiation of populations, reproductive isolation and the origin of species, hybridization T:time