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

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 01:30, jfrjtwrg

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

Answers: 2

continue

Biology, 22.06.2019 05:40, kaliyab191

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

Answers: 1

continue

Biology, 22.06.2019 10:00, abbypark0804

Which step is not included in the step approach to calculating the greatest common divisor?

Answers: 3

continue

Biology, 22.06.2019 10:30, 573589

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase

Answers: 2

continue

You know the right answer?

Researchers randomly divide participants into groups. each group takes a different amount of omega-3...