If psychologists are making suggestions for how to change behavior, then they are demonstrating which goal of psychology? predict
control
explain
observe

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

Which codon is the code for the amino acid histidine (his)?

Hybrid instruments that play sounds that are part sampled and part synthesized are known as: