Heme Complexed with Iron Is Found in of the Electron

question 50

Multiple Choice

Heme complexed with iron is found in of the electron transport chain.

• A) ubiquinones
• B) cytochromes
• C) metal-containing proteins
• D) ribozymes
• E) flavoproteins

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Definitions:

Ratio

A mathematical expression that compares two numbers or quantities, showing the relative size or amount of one to the other.

Absolute Frequency

The total count of occurrences or instances of a specific event or characteristic in a data set.

Chemical Element

A substance that cannot be broken down into simpler substances by chemical means and is identified by the number of protons in its atoms.

Variable

An element, feature, or factor that is likely to vary or change; often used in scientific experiments or mathematical equations.