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How do genes affect your thoughts, feelings, and behaviours?
Alleles → proteins → nervous system functioning.
What is the exception to all of your direct relatives (parents, siblings, chuildren) being 50% geneetically identical?
A monozygotic (identical) twin.
What does pheotypic variation mean?
What is the equation for phenotypic variation (VP)?
Within a population, traits may vary due to changes in genetic factors or environmental factors.
VP = VG + VE
What is heritability?
What is the equation for heritability (H2)?
The portion of one’s phenotype that is due to genetics.
H2 = VG / VP