Studies of Mutation Demonstrate That __________

question 75

Multiple Choice

Studies of mutation demonstrate that __________.

• A) some mutations occur spontaneously, simply by chance
• B) mutations are never desirable
• C) females are more susceptible than males to harmful mutations
• D) most mutations cause only a temporary change in a segment of DNA

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Definitions:

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.

fMRI

Functional Magnetic Resonance Imaging, a neuroimaging procedure that measures brain activity by detecting changes associated with blood flow.

BOLD Signal

Blood Oxygen Level Dependent Signal, a measure used in functional MRI to observe brain activity through changes in blood flow.

Hemoglobin

A protein in red blood cells responsible for transporting oxygen from the lungs to the body's tissues and returning carbon dioxide from the tissues back to the lungs.