One species of sea urchin is able to mate with another, but fertilization is rarely successful. What is this an example of?

One species of sea urchin is able to mate with another, but fertilization is rarely successful. What is this an example of?



A - Spatial
B - Behavioral
C - Temporal
D - Mechanical
E - Gametic


Answer: E - Gametic
MECHANICAL isolation refers to the size or shape of the reproductive organs preventing successful mating.(prezygotic barrier)


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