Which research result would provide evidence that aggression is a heritable trait?

39.Women aremorelikely than men to use relational aggression because womena.lack direct access to wealth.b.have lower levels of testosterone.c.place more of a value on their own lives and therefore avoid risky behaviors.d.do not want to risk physically harming the father of their offspring.ANS:CREF:Origins of AggressionOBJ:4

KEY:Conceptual40.The finding that male-to-male violence occurs primarily in response to status challenges, but male-to-female violence occurs primarily in response to sexual jealousy, supports theREF:Origins of AggressionOBJ:4

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KEY:Conceptual41.Finnegan notices his wife talking to another man and flies into a jealous rage. According to theevolutionary perspective, Finnegan’s behavior is designed to

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Is aggression heritable?

Violent genes According to a meta-analysis on data from 24 genetically informative studies, up to 50% of the total variance in aggressive behavior is explained by genetic influences.

Is aggression a genetic trait?

Abstract. Human aggression/impulsivity-related traits have a complex background that is greatly influenced by genetic and non-genetic factors.

What are some genetic biological causes of aggression?

Certain people are born with a deficiency in an allele for monoamine oxidase (MAO), which metabolizes serotonin. This can cause an increase in serotonin, and excess serotonin has been linked to aggression, especially in individuals living in a stressful socioeconomic environment.

What are the genetic influences of aggression quizlet?

A gene has been identified to indicate a certain level of aggression. The MAOA gene is responsible for regulating the metabolism of serotonin in the brain, low serotonin levels indicate higher levels of aggression therefore low MAOA levels are also linked to aggression.

What is aggression influenced by?

Factors associated with aggressive behavior include: History of physical fighting or vandalism. History of drug or alcohol abuse. Discovery of detailed plans to commit violence.

What are the theories of aggression in psychology?

Theoretical Perspectives. Aggression is the intentional infliction of some form of harm on others. the view that human beings are somehow "programmed" for violence by their biological nature. Freud held that aggression stems mainly from a powerful death wish or instinct (thanatos) possessed by all persons.