Biology, 23.07.2019 15:00 ruffnekswife
Medical professionals wear lead aprons to protect them self’s from x rays because prolonged or repeated exposure can cause mutations in dna which can lead to
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Biology, 21.06.2019 21:30
List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.
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Biology, 22.06.2019 06:00
What element is able to combine with itself and hydrogen to form large molecules ?
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Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
Medical professionals wear lead aprons to protect them self’s from x rays because prolonged or repea...
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