The Fact That Okinawans,who Eat Only 60% of the Normal

question 52

Multiple Choice

The fact that Okinawans,who eat only 60% of the normal Japanese diet,have 40 times as many people over 100 than the rest of Japan,is evidence for which biological theory of aging?

• A) rate-of-living
• B) cellular
• C) programmed-cell-death
• D) cross-linking

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Definitions:

Water Table

The level below which the ground is completely saturated with water, marking the boundary between the area's unsaturated soil and its aquifer.

Overpumping

Pumping of groundwater at a rate that causes severe lowering of the water table in the aquifer or other detrimental effects.

Horizontal

Describes a direction parallel to the ground or the horizon; at 90 degrees to the vertical.

Groundwater

Water present beneath the Earth's surface in soil pore spaces and in the fractures of rock formations.