Arock is defined as
a. any hard aggregate in the earth
b. an aggregate of minerals without specific chemical composition
c. a substance made of just one chemical element
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Which of the following is not contained on the slide show toolbar? a. next button b. slide button c. close button d. pen tool

The forerunner to cell phones, pdas, and smartphones was

Which of the following factors would your hypothetical supervisor look at when deciding whether to test a biological material sample for dna? the amount of other evidence you have implicating a suspect in a crime the annual budget for the crime lab both of the above none of the above; you would almost always order a test