The eggs released by sponges during reproduction have proteins on their surfaces that prevent sperm from different sponge species from binding to the eggs. What type of reproductive isolation would include this example?

Gamete compatibility

Explanation:

Function with games is important for sexual reproduction. Wolbachia are endosymbiotic bacteria that are maternally transmitted and exploit gamete function in many types of arthropod.

In Drosophila, Wolbachia-infected males ' fertilization of uninfected eggs by sperm often results in an early developmental arrest.

Therefore the answer is -

Gamete compatibility