Examlex
Ionizing radiation is emitted at low levels by many natural objects,including some rocks and gases.
Mice or Rats
Mice or rats are small rodents known for their adaptability to various environments, often used in scientific research to understand human diseases and conditions.
Cultural Patterns
The shared and learned behaviors, beliefs, and values that are characteristic of a particular society or community.
Internal Validity
The extent to which a study accurately establishes a cause-effect relationship within its controlled variables.
Observer Bias
The distortion of measurement or perception due to the personal beliefs, expectations, or experiences of the researcher or observer.
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