Concerning the Genetic Nature of ADHD

question 48

Multiple Choice

Concerning the genetic nature of ADHD,

• A)all types are caused by a defect on the fourth chromosome.
• B)the majority of ADHD is caused by a mutate apoE gene.
• C)genes do not account for any of the variation in ADHD individuals.
• D)no gene directly causes ADHD.

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Definitions:

Tape-Wound Core

A core made by winding a continuous length of magnetic metal into a spiral.

Metal Sheets

Flat pieces of metal of uniform thickness, produced by rolling or hammering, used in a wide range of manufacturing and construction processes.

Continuous Tape

A long, uninterrupted strip of material, often used for recording or measuring.

Spiral

A curve that emanates from a point, moving farther away as it revolves around the point.