According to a Research Study Which Age Group Has the Highest

question 68

Multiple Choice

According to a research study which age group has the highest proportion of people with a tattoo?

• A)18-24 years old
• B)25-29 years old
• C)30-39 years old
• D)40-49 years old
• E)50-64 years old

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Definitions:

ATP

The molecule adenosine triphosphate, ATP, facilitates intracellular energy transportation necessary for metabolism.

Myoglobin

A crimson-colored protein, which includes heme, responsible for transporting and holding oxygen within muscle cells, and closely resembles the structure of hemoglobin.

Motor Units

Refers to the combination of a motor neuron and the skeletal muscle fibers innervated by that motor neuron's axonal terminals.

Muscle Fibers

Long, slender cells that make up muscles, capable of contracting to produce movement in parts of the body.