Choose all the statements listed here that are true about the change over time as indicated by the fossil record?

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

What prevents odyssey from killing the sleeping cyclops

Modern whales developed their traits through natural selection what occurs during the process of natural selection