Dr Erickson Studied a Number of Monozygotic Twins and Reports

question 408

Multiple Choice

Dr. Erickson studied a number of monozygotic twins and reports that the heritability of friendliness is +1.35. You do not believe him. Why?

• A)The actual heritability is +.90.
• B)He should have studied dizygotic twins.
• C)He should have studied fraternal twins.
• D)He should have studied identical twins.
• E)Heritability cannot exceed +1.0.

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Definitions:

Twenty-Sixth Amendment

An amendment to the U.S. Constitution that lowered the voting age from 21 to 18, ratified in response to Vietnam War debates and arguments for youth suffrage.

Voter Turnout

The percentage of eligible voters who cast a ballot in an election, an important measure of democratic engagement.

Enfranchised

Refers to giving someone the right to vote in political elections.

Voters

Individuals who have the right to participate in electing leaders and voting on laws and policies in a democratic society.