Counting How Many People Use the Drive-In Window at a Bank

question 31

Multiple Choice

Counting how many people use the drive-in window at a bank during certain hours is a good example of what type of observational research?

• A)contrived
• B)natural
• C)disguised
• D)none of the above

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Definitions:

FADH₂

A reduced form of flavin adenine dinucleotide, a redox-active coenzyme involved in cellular respiration.

Aerobic Respiration

A metabolic process that uses oxygen to convert glucose or other organic substrates into energy, carbon dioxide, and water.

Electron Transport Chain

A series of protein complexes located in the inner mitochondrial membrane that facilitate electron transfer and ATP production.

Glycolysis

The metabolic pathway that breaks down glucose into pyruvate, producing energy in the form of ATP and NADH, operating in the cytosol of cells.