9487 in the collection
A Fly in the Ointment
In Virginia, Mickey VanDerwerker's son was assigned homework: Take an EduTest practice testto get ready for the SOL science test. Here's a question.
Millions of flies are hatched every year in Kansas. In recent years, the average mass of flies has gradually increased. What environmental factor might cause the average mass of flies to increase over many years?
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