Biology, 10.10.2019 17:20 cstevenson
True or false: the amount of a radioactive element remaining in an object its measured. based on the known half life of the element the amount remaining can be used to calculate how old the object is.
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Biology, 21.06.2019 18:50
Which of these organisms have the greatest amount of cell specialized
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Biology, 22.06.2019 01:50
Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules
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Biology, 22.06.2019 03:30
Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?
Answers: 2
True or false: the amount of a radioactive element remaining in an object its measured. based on th...
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