Which Element Has Been Found at Higher Levels in People

question 1

Multiple Choice

Which element has been found at higher levels in people with Alzheimer's disease than in people without Alzheimer's disease?

• A) manganese
• B) aluminum
• C) phosphorus
• D) lead

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Definitions:

Developing Memory Skills

The process of improving the ability to encode, store, and retrieve information over time.

Cross-Sectional Design

A research design in which individuals of various ages are studied at the same time.

Cohort Differences

Variations in characteristics, experiences, or outcomes among groups of individuals born in different time periods, often studied in sociological and psychological research.

Longitudinal Studies

Research methods that observe the same subjects over a period of time, allowing for the examination of changes and development.