Examlex
Teratogens are agents in the prenatal environment that can cause serious problems for development, especially during critical periods.
Research Study
A structured process of investigation aimed at discovering, interpreting, or revising facts or theories.
Laboratory Observation
A research method where subjects are observed in a controlled environment to minimize external variables.
Naturalistic Observation
A research method in which subjects are observed in their natural environment without any manipulation by the observer.
Research Study
A systematic investigation, including research development, testing, and evaluation, designed to develop or contribute to generalizable knowledge.
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