Examlex
What is meant by the terms population and sample? Explain how a sample is chosen, and explain why it is chosen in this manner.
Environmental Pollutants
Substances introduced into the environment that cause harm or discomfort to the ecosystem or living organisms, including chemicals, noise, heat, or light.
World Health Organization
A specialized agency of the United Nations responsible for international public health, working to combat diseases and promote general health globally.
Genetic Factors
Elements within an organism's genetic makeup that influence its physical traits, behaviors, and susceptibility to certain diseases.
PCBs
Polychlorinated biphenyls, a group of man-made organic chemicals known for their environmental persistence, bioaccumulation, and potential health hazards.
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