Answers: 2
Biology, 21.06.2019 20:00
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
Answers: 1
Biology, 22.06.2019 13:00
True or false multiple lane changes must be done individually going through the same procedures for each lane change
Answers: 1
Biology, 22.06.2019 13:00
Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.
Answers: 2
Biology, 22.06.2019 23:20
Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? a).it must be applicable to future events and occurrences. b)it must be based on scientific observations that can be repeated in a controlled setting. c)it must be open to modification if new evidence doesn't completely support it. d)it must be consistent with only a small portion of relevant observations or data.
Answers: 3
What makes carbon atoms ideally suited to their role in living things?
A. Their ability to form lon...
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