Examlex
Although many artists continue to create into late adulthood, those that do tend to believe that their work is of lower quality than when they were younger.
Monozygotic Twins
Twins that are genetically identical because they were formed from a single fertilized egg that split into two.
Dizygotic Twins
Also known as fraternal twins, they are two siblings born from separate eggs fertilized by separate sperm, sharing 50% of their DNA, much like regular siblings.
Heritability
A measure of how much genetic factors contribute to individual differences in a trait within a population.
Cross-Sectional
A type of observational study that analyzes data collected from a population, or a representative subset, at a specific point in time.
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