Examlex
An atom that emits a certain frequency of light is
Environmental Contributions
The influences from one's surroundings that affect development, behavior, or conditions, including social, physical, and cultural factors.
Twin Studies
A research method used in psychology and genetics to determine the contribution of genetics versus environment on human development, behavior, and health by comparing monozygotic (identical) and dizygotic (fraternal) twins.
Monozygotic Twins
Identical twins that develop from a single fertilized egg and share the same genetic material.
Dizygotic Twins
also known as fraternal twins, are siblings that develop from two different eggs fertilized by two different sperm cells, sharing about 50% of their DNA.
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