Which process can lead to speciation?

A.Over time populations may differ only in coat color or limb length.

B.Over time two populations will occasionally interbreed.

C.Over time two populations may differ in their diet and behavioral adaptations but can still mate and produce offspring.

D.Two populations become reproductively isolate; no inter-mating occurs.

Question

Which process can lead to speciation?
 
 A.Over time populations may differ only in coat color or limb length.

B.Over time two populations will occasionally interbreed.
 
C.Over time two populations may differ in their diet and behavioral adaptations but can still mate and produce offspring.

D.Two populations become reproductively isolate; no inter-mating occurs.

anonymous · Answer

D. They have to be isolated in order for speciation to occur,