What types of evidence do researchers usually examine when trying to estimate the heritability of a human characteristic?
What will be an ideal response?
Researchers compare monozygotic twins to dizygotic twins. A greater resemblance between monozygotic twins suggests higher heritability. They also examine adopted children to see whether they resemble their biological parents more strongly than one would expect by chance.
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Describe the opponent-process coding of color that occurs in the retina
What will be an ideal response?
It is a basic statistical principle of scientific research that ____, meaning that when two variables are correlated, it is not possible to tell whether one variable ___ the other
a. the standard curve is always correlational; is expressed by b. quasi-experiments have functionality; is related to c. correlation does not imply causation; caused d. hypotheses always support the theory; acted as a catalyst for