What Is Suggested by the Free-Radical Theory of Aging

question 42

Multiple Choice

What is suggested by the free-radical theory of aging?

• A) Diets rich in antioxidants combat free radicals that damage cells.
• B) Genetic structures determine the timing of aging.
• C) Cancer is caused by genetic programming.
• D) Stress reduction therapies help the body fight off free-radical carcinogen enzymes.

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Definitions:

Dendrites

Branching extensions from a neuron's cell body that receive signals from other neurons.

Schwann Cell

A type of glial cell located in the peripheral nervous system that wraps around axons, providing them with insulation and speeding up the transmission of nerve impulses.

Neuronal Processes

Neuronal processes refer to the various protrusions from a neuron's cell body, including axons and dendrites, which are essential for neural communication and signal transmission.

Mathematical Equations

Formulas that represent relationships between variables or express mathematical principles.