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In a laboratory there are 40 fruitflies last week and during experiment 4 fruitflies died in a week. Calculate the death rate.A. 0.1 individual per fruitfly per yearB. 0.36 individual per fruitfly per weekC. 0.4 individual per fruitfly per weekD. 0.1 individual per fruitfly per week

Answer» Correct Answer - D
Rate = `("Change in population")/("Original population")=(40-36)/40`
`=4/40=0.1` individual per fruitfly per week.


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