You Observe a Zebrafish Pair in a Tank and Notice

question 246

Multiple Choice

You observe a zebrafish pair in a tank and notice that first the male chases after the female, then the female releases eggs, and then the male releases sperm on top of the eggs.The most likely adaptive advantage to this behavior is that it

• A) creates a bond between the male and female that will be important for raising the fish larvae.
• B) ensures that the breeding pair knows where their fertilized eggs are and can thereby care for them through embryonic development.
• C) enhances the likelihood that sperm and eggs of the same species will meet.
• D) allows sperm to fertilize the amniote eggs before the shells harden.
• E) assures that a female breeds with only one male.