Match the Twin Study with Its Corresponding Author(s)

question 67

Multiple Choice

Match the twin study with its corresponding author(s) .
-Cyril Burt

• A)a now discredited study suggesting an extremely high heritability for intelligence
• B)a questionnaire study completed by more than 100 adult twin pairs
• C)the first major study of separated identical twins
• D)the largest twin study yet conducted

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Definitions:

Collagen and Elastin Fibers

Proteins present in connective tissues, where collagen provides strength and elastin allows for elasticity.

Macrophages

A variant of white blood cell that is specialized in ingesting and decomposing cellular remnants, alien substances, pathogens, and cancerous cells by means of a procedure referred to as phagocytosis.

Arrector Pili

Small muscles attached to hair follicles that, when contracted, cause hair to stand on end - a phenomenon often associated with cold or fright, known as "goosebumps."

Dermal Root Sheath

The part of the hair follicle that provides a protective layer and is involved in hair growth, derived from the dermis.