Which Is NOT a Finding That Supports a Biological Contribution

question 43

Multiple Choice

Which is NOT a finding that supports a biological contribution to sexual orientation?

• A)the work of Simon LeVay
• B)twin studies
• C)loci on the X chromosome common in homosexual brothers
• D)size differences in the right brain hemispheres in homosexuals as compared to heterosexuals

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Definitions:

Secure Attachment

An emotional bond in which one feels safe and protected, often discussed in the context of caregiver-child relationships.

Strange Situation

A procedure developed in psychology to observe attachment relationships between a caregiver and child, through a series of introductions, separations, and reunions.

Smiling

A facial expression formed by flexing the muscles near both ends of the mouth, often expressing happiness or pleasure.

Oral Stage

The first phase in Freud's psychosexual development theory, occurring in the first year of life, where the mouth is the primary focus of pleasure and exploration.