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Fraternal twins who develop from two different eggs fertilized by two different sperm, producing two different zygotes are:
Q20: A type of group interview in which
Q54: Information collected in the child's natural settings,
Q57: Unidirectional models in which adults are the
Q65: Meta-analysis:<br>A)yields an overall estimate of effect size
Q73: A version of learning theory stating that
Q79: A question less likely to be used
Q88: To secure a child's participation in a
Q118: Heterozygous genes cannot be expressed as:<br>A)a blend
Q121: Which personality component appears when the child
Q132: Research on gay and lesbian parents has