Biology, 12.02.2020 01:41 krystalhurst97
The heart is located in a subdivision of the thorax called the .
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Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
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Biology, 22.06.2019 10:00
Witch theory suggests all living things are made up of cell or cells
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Biology, 22.06.2019 14:30
Explain why scientists use the word dominant for certain traits.
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The heart is located in a subdivision of the thorax called the ....
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