Dr. cardinale is interested in the effects of heredity and environment on intelligence. she compares the similarity of iq scores of identical twins to the similarity of iq scores of fraternal twins. dr. cardinale is conducting a study.

Dr. Cardinale is conducting a "behavior genetics" study.

Behavioral genetics refers to a branch of science that attempts to discover what role inherited elements play in how individuals act and what sorts of qualities may prompt distinctive examples of conduct.  

Environmental factors likewise can impact human conduct. Behavioral geneticists work to find the amount of individuals' conduct is dictated by the hereditary data they acquired from their folks and what amount is caused by their living conditions, learning decisions, and different impacts from their general surroundings.  

b) the bill goes to the president.

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