A Major Evolutionary Change Between Thefishcirculatory System and the Circulatory

question 43

Multiple Choice

A major evolutionary change between thefishcirculatory system and the circulatory systemsofamphibians, birds, and mammalians is the presence of a

• A) separate pulmonary circuit in fish.
• B) two-chambered heart in amphibians, birds, and mammals.
• C) double-loop pathway in amphibians, birds, and mammals.
• D) stronger atria in amphibians, birds, and mammals.
• E) four-chambered heart in fish.

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Definitions:

Genetic Vulnerability

The susceptibility of an individual to certain diseases or conditions due to their genetic makeup.

Twin Studies

A research design in behavioral genetics that compares the similarity between monozygotic (identical) twins and dizygotic (fraternal) twins to determine the influence of genetics versus environment.

Antisocial Behavior

Conduct that violates social norms and can involve harm to others or property.

Narcissistic Personality Disorder

Narcissistic Personality Disorder is a mental condition characterized by grandiosity, a lack of empathy for others, and a need for admiration.