Two different species of pine release their pollen at different times of the year. This is an example of
A) mechanical incompatibility.
B) ecological isolation.
C) temporal isolation.
D) geographic isolation.
E) behavioral isolation.

Question

Quizplus · Accepted Answer

Temporal isolation occurs when two species breed at different times (whether it be different times of day, different seasons, or different years), preventing them from interbreeding. In this case, the different species of pine releasing their pollen at different times of the year is an example of temporal isolation, as it prevents them from interbreeding due to the timing of their reproductive periods.

Two Different Species of Pine Release Their Pollen at Different