Which Is the Only Type of Scale That Has an Absolute

question 161

Multiple Choice

Which is the only type of scale that has an absolute zero point?

• A) nominal
• B) ordinal
• C) ratio
• D) interval

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Definitions:

Fermentation

Anaerobic glucose-breakdown pathway that produces ATP without the use of electron transfer chains.

Pyruvate

A critical molecule in cellular metabolism that marks the end of glycolysis and the starting point for the Krebs cycle in aerobic respiration or fermentation in anaerobic conditions.

NAD+

Nicotinamide adenine dinucleotide, a coenzyme found in all living cells that is critical in metabolic processes, particularly in redox reactions.

NADH

Nicotinamide adenine dinucleotide (NADH) serves as an electron carrier, playing a crucial role in cellular energy production during the process of oxidative phosphorylation.