At the End of the Electron Transport System, Oxygen Combines

question 53

Multiple Choice

At the end of the electron transport system, oxygen combines with electrons and hydrogen ions to form ________, a waste product.

• A) urea
• B) FAD
• C) water
• D) NAD⁺
• E) glucose

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Definitions:

Bones

The rigid organs that form part of the vertebrate skeleton, supporting and protecting various parts of the body and producing red and white blood cells.

Circulatory System

The body's network responsible for the movement of blood and lymph, including the heart, blood vessels, and blood, crucial for supplying nutrients and oxygen to tissues.

Low Birth Weight

A term used when a newborn weighs less than 2,500 grams (5 pounds, 8 ounces) at birth.

Gestational Age

The age of an embryo or fetus (or newborn) which is usually measured from the first day of the mother's last menstrual period.