Biology, 14.07.2019 20:30 dcardenas2005
Scientists base many of their investigations on questions that test accepted theories. which outcome of an investigation would cause a scientist to ask a different question? a)the observed results are different from the expected results. b)the investigation had many sources of error. c)another scientist proposed the same theory. d)the expected results could be explained in different ways.
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What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.
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Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above
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Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water
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Biology, 22.06.2019 13:00
Albinism is an autosomal recessive condition. which circle graph above shows the genotype probability when an albino female mates with a male that is heterozygous for the albinism trait? answer choice f answer choice g answer choice h answer choice j
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Scientists base many of their investigations on questions that test accepted theories. which outcome...
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