When genetic material changes, it changes as a result of either
a. Mendelian or polygenic control.
b. radiation or poisoning.
c. homozygous or heterozygous alleles.
d. variation or competition.
e. mutation or chromosomal aberration.
e. mutation or chromosomal aberration.
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An interaction occurs when more than one independent variable is manipulated in an experiment and the results depend upon the combination of these variables
Indicate whether the statement is true or false
Which of the following is NOT a difference between Piaget's theory and current views of cognitive development?
A) Piaget's theory is stage theory, but most contemporary theories are not. B) Contemporary theorists, unlike Piaget, believe that cognition is domain-specific. C) Unlike contemporary theorists, Piaget focused on a micro-level of analysis. D) all of the above
A nurse is conducting a school-wide in-service program about child abuse and is asked to describe common indicators of abuse. Which of the following signs would the nurse include?
a. Caregivers and parents who are reluctant to take the child for treatment for an injury b. Statement by the day care provider that the child was injured by falling off a chair c. Explanation of the injury from the child and caregiver or parent that are similar d. Lack of emotional response from child to a playground injury
Which of the following neurotransmitters has been linked to poor impulse control and aggression in people diagnosed with antisocial personality disorder?
A. Norepinephrine B. Serotonin C. Acetylcholine D. Dopamine