You Are Maintaining a Small Population of Fruit Flies in the Laboratory

question 60

Multiple Choice

You are maintaining a small population of fruit flies in the laboratory by transferring the flies to a new culture bottle after each generation. After several generations, you notice that the viability of the flies has decreased greatly. Recognizing that small population size is likely to be linked to decreased viability, the best way to reverse this trend is to ________.

• A) cross your flies with flies from another lab
• B) reduce the number of flies that you transfer at each generation
• C) transfer only the largest flies
• D) change the temperature at which you rear the flies

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Definitions:

Environmental Issues

Concerns related to the environmental impacts of human activities, including pollution, climate change, deforestation, and loss of biodiversity.

Dominant Social Paradigm

The prevailing set of attitudes, beliefs, values, and practices in a society that influences behaviors and policies.

Anthropocentrism

A worldview that places humans at the center of consideration, often valuing human needs and interests above those of other living beings.

Sociology of Food

A subfield of sociology that focuses on how food and eating habits are influenced by and impact social relations, cultural norms, and economic structures.