In the First Step of the Degradation of the Heme

question 39

Multiple Choice

In the first step of the degradation of the heme portion of hemoglobin:

• A) Molecular O₂ is needed as a reactant.
• B) Carbon monoxide is a product.
• C) Ring opening with the release of an iron atom occurs.
• D) More than one correct response.
• E) No correct response.

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Definitions:

Dietary Fiber

A type of carbohydrate that the body can't digest, found in the edible parts of plants or extracted from them and has various health benefits.

Digest

A process by which food is broken down into smaller components that can be absorbed by the body, or a summary of information.

Polar

A description of a molecule with a distribution of electric charge leading to one end being positively charged and the other end negatively charged.

Carbohydrates

Organic compounds consisting of carbon, hydrogen, and oxygen, usually in the ratio of 1:2:1, providing energy through metabolism.