While We Have Seen How Natural Selection and the Use

question 47

Multiple Choice

While we have seen how natural selection and the use of pesticides can lead to the development of resistant varieties of insects, two economically important flies, the Mediterranean fruit fly (Medfly) and the screwworm fly, can be driven to local extinction by the continuous release of sterile flies of those species. The critical factor is that the female of these species only mates once. But which of the following is/are also necessary for sterile release to work?

• A) The target species is truly just one species.
• B) The insect can be raised artificially in large numbers.
• C) The insects to be released can be sterilized with radiation without affecting their ability to attract a mate in the wild.
• D) All of the choices are correct.

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Definitions:

Teen Pregnancy

A situation where a female becomes pregnant during her teenage years, frequently associated with socio-economic and educational challenges.

PhDs

Doctoral degrees awarded by universities to individuals who have completed original research in a specific field of study, demonstrating expertise.

Ethnic Minorities

Groups of people who differ in race, national origin, or culture from the majority population in a society.

Neocolonialism

The practice of using economic, political, cultural, or other pressures to control or influence a country, especially former dependencies.