How Many Molecules Thick Are Membranes

question 2

Multiple Choice

How many molecules thick are membranes?

• A) one
• B) two
• C) infinite
• D) varying thickness, depending on structure
• E) None of the answers is correct.

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Definitions:

Longitudinal

A type of research study or analysis in which data is collected from the same subjects repeatedly over a period of time to observe changes or developments.

Cross-Sectional

A research design that involves analyzing data from a population, or a representative subset, at one specific point in time.

Rank-Order

The arrangement or hierarchy of individuals based on a specific attribute or achievement.

Mean-Level

A statistical term referring to the average value of a set of data, indicating the central tendency.