Which of the Following Would Result in Reproductive Isolation

question 16

Multiple Choice

Which of the following would result in reproductive isolation?

• A)Two populations of crickets are indistinguishable in physical features,but the females in each group only come to the different songs of their males.
• B)Fruit flies on one Hawaiian island live for hundreds of generations and do not come in contact with fruit flies on another island except when blown there by rare tropical storms.
• C)One brood of the seventeen-year cicada emerged in 1987 (and will do so every 17 years)and lives a few months as adults; another brood emerged in 1992 (and will do so every 17 years); the larvae of both feed side-by-side on tree roots.
• D)A lion and a tiger mate in the artificial confines of a zoo but the offspring is infertile.
• E)All of the choices are correct.

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