Research Suggests That a Diet Consisting of Approximately 60% Fewer

question 67

Multiple Choice

Research suggests that a diet consisting of approximately 60% fewer calories than normal,plus nutritional supplements,has what effect?

• A)It increases longevity.
• B)It shortens a person's life span by one-third.
• C)It severely increases the effects of stress on the body.
• D)It leads to moderate to severe cognitive impairment.

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Definitions:

Experimental Group

The group in an experimental setup that is exposed to the variable or condition being tested, as opposed to the control group.

Hypothesis

A testable statement about the nature of an observation or relationship. Compare with scientific theory.

Decomposers

Microbial heterotrophs that break down dead organic material and use the decomposition products as a source of energy. Also called saprotrophs or saprobes.

Ecosystem

A community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.