Answers: 2
Biology, 21.06.2019 20:00, zaratayyibah
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 07:30, TheaMusic524
Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.
Answers: 2
Biology, 22.06.2019 23:30, shariaharper
The diagram shows a nerve cell. which row in the table labels the diagram correctly?
Answers: 1
Biology, 23.06.2019 05:20, coolkitty35
Which of the following soil types is most vulnerable to wind erosion? clay soils loamy soils coarse sand rocky soil (i’m between b and
Answers: 1
Ajoke that is a play on words is a a riddle b comic c pun d prank...
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