Using the Same Independent and Dependent Variables as in the First

question 84

Multiple Choice

Using the same independent and dependent variables as in the first experiment,researchers could extend the studies to test which of the following hypotheses? Select the TWO answers that are correct.

• A) Caffeine improves memory function in elderly people when consumed at least two hours before testing.
• B) Caffeine does not improve memory function in women aged 20 to 40.
• C) The risk of developing cancer in advanced age increases with caffeine consumption.
• D) Antioxidant-rich foods improve memory function in men and women over the age of 65.
• E) Young adults between the ages of 18 and 25 are less likely to drink coffee than elderly adults.

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Definitions:

REM Sleep

A phase of sleep characterized by rapid eye movements, low muscle tone, and vivid dreams, playing a crucial role in memory and learning.

Hibernate

A state of inactivity and metabolic depression in animals during winter, allowing survival through periods of reduced food availability.

Cold-blooded

Refers to organisms, such as reptiles and fish, that do not regulate their body temperature internally but rely on external sources.

Metabolism

The set of life-sustaining chemical reactions in organisms to convert food to energy, maintain cellular structure, and grow.