90 points and whoever does it right gets brainliest scientists use potassium-argon method to determine the age of a rock sample. three separate tests showed the rock to be 1.3 billion years old. however, scientists know the rock must be at least 2.5 billion years old based on the rocks around it. how is this possible? the radiometric dating was off due to loss of daughter isotopes. the relative dating was off due to the loss of daughter isotopes. the relative dating was done incorrectly. the radiometric dating was done incorrectly.
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Biology, 22.06.2019 04:40
The negative impacts of nonnative species generally outweigh the positive impacts
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Biology, 22.06.2019 05:30
Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above
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Biology, 22.06.2019 08:00
Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4
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Biology, 22.06.2019 11:30
Which of the following explains why a tree is often used as a model to represent the principle of common descent
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90 points and whoever does it right gets brainliest scientists use potassium-argon method to determ...
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