The theory of natural selection must have which of the following characteristics? a. most scientists believe that it is correct. b. it has major inaccuracies that need to be corrected. c. most people in the united states believe that it is correct. d. it is an informed explanation that can be tested but is not widely accepted.

Analyze the central conflict and its in a story to discover the theme. o resolution o protagonist antagonist character

Which experiment would most likely contain experimental bias ?

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