A Number of Mosquito Populations Today Are Resistant to Specific

question 99

Multiple Choice

A number of mosquito populations today are resistant to specific insecticides,even though those insecticides were highly effective when they were first introduced.Biologists believe that insecticide resistance evolved in mosquitoes because

• A) individual mosquitoes built up an immunity to an insecticide after being exposed to it.
• B) mosquitoes needed to develop insecticide resistance to survive after the insecticide was used.
• C) a few mosquitoes were probably resistant to the insecticide before it was ever used. These survived and passed that trait on to their offspring.
• D) the presence of the insecticide caused some mosquitoes to develop resistance; they survived and passed the trait to their offspring.
• E) current mosquito populations are phenotypically variable and exhibit differential fitness in different environments.

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Definitions:

Overcommitting

The act of promising more resources, time, or effort than can realistically be delivered, often leading to stress or failure to meet expectations.

Supply Management

The process of managing relationships with suppliers and controlling all the materials needed to produce goods or services.

Horizontal Integration

A strategy where a firm grows by acquiring or merging with its competitors in the same industry to achieve economies of scale or scope.

Early Supply Involvement

The practice of involving suppliers at the early stages of a product development process to leverage their expertise and insights for better outcomes.