In a 2003 Study Looking at Histocompatibility Complex Genes, Symmetry

question 98

Multiple Choice

In a 2003 study looking at histocompatibility complex genes, symmetry, and body scent attractiveness in men and women, researchers asked 200 males and females to provide a blood sample to assess their major histocompatibility complex (MHC) gene, then to sleep a new clean T-shirt for two nights. Researchers also took photos of the males and females to document left- and right-side body symmetry. When the participants were asked about attractiveness, their answers indicated that the:

• A) men preferred T-shirts of those women who were less attractive, but more fertile.
• B) men preferred T-shirts of those women who were more attractive and had a higher probability of conception.
• C) men preferred T-shirts of those women who were more attractive, but less fertile.
• D) men preferred T-shirts from asymmetrical women.

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Definitions:

Gross Motor Development

The progression of physical abilities involving large muscle movements, such as walking, running, and jumping.

Fine Motor Development

The development of the ability to control small muscles, leading to skills like writing, buttoning, and picking up small objects.

Small Motor Coordination

The ability to control and coordinate fine muscle movements, typically in the fingers and hands, for tasks requiring precision.

Reflexive Behavior

Automatic, unconscious actions or responses to specific stimuli, without the involvement of conscious thought.