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Biology, 21.06.2019 15:00
Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons
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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
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Biology, 22.06.2019 06:30
Explain how scientists use geologic time to determine the age of landforms.
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Biology, 22.06.2019 09:00
Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.
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Mathematics, 05.11.2020 23:40
Mathematics, 05.11.2020 23:40
Mathematics, 05.11.2020 23:40
English, 05.11.2020 23:40
Mathematics, 05.11.2020 23:40
Mathematics, 05.11.2020 23:40
Mathematics, 05.11.2020 23:40
Biology, 05.11.2020 23:40
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Arts, 05.11.2020 23:40