What are the major sources of variability? How does each operate to change gene frequencies in a population?

What will be an ideal response?


1. Genetic recombination
2. Mutation as the only source of completely new variation
3. Genetic drift and gene flow to mix gene frequencies

Social Work & Human Services

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The DSM-5 definition of obsessive compulsive personality disorder includes a pattern of

over concern with orderliness, control and perfectionism, at the expense of openness and flexibility.

Indicate whether the statement is true or false.

Social Work & Human Services

Home visitation increased from 200,000 in 1993 to more than 500,000 participants in the 1997

Indicate whether the statement is true or false

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Which of the following would be considered a decentralized organization:

A. Probation and parole B. Public assistance agency C. Community crisis intervention

Social Work & Human Services

In research if an interviewer used to collect data from a sample has stereotypes that could

affect the way he/she interacts with the participants, this could produce what? a. Interviewer Bias b. Respondent Error c. Instrument Error d. Margin of Error

Social Work & Human Services