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 15:30
Bio molecules are essential to all living things. which biomolecule is “d” from the table
Answers: 3
Biology, 22.06.2019 18:30
Which of the following are not matched correctly? cd8+: directly destroy infected or cancerous cells t reg cell: reduce the adaptive response once threat passes t l: activate cellular branch (cytotoxic t cells, macrophages, nk cells) t 2: stimulate b cells to make antibodies t (cd4+): mhc i
Answers: 3
The process in which the ovaries release one mature egg each month is called...
Mathematics, 21.02.2021 20:30
Mathematics, 21.02.2021 20:30
Mathematics, 21.02.2021 20:30
Mathematics, 21.02.2021 20:30
Mathematics, 21.02.2021 20:30
Chemistry, 21.02.2021 20:30
Social Studies, 21.02.2021 20:30
SAT, 21.02.2021 20:30
English, 21.02.2021 20:30