How Many Iron Atoms Are Coordinated in a Hemoglobin Molecule

question 81

Multiple Choice

How many iron atoms are coordinated in a hemoglobin molecule ?

• A) 5
• B) 4
• C) 1
• D) 2
• E) 3

---

Definitions:

Gross Motor Milestones

Developmental milestones that involve the large muscles of the body, enabling activities like crawling, walking, jumping, and throwing.

Jumps in Place

The physical activity of leaping vertically off the ground without traveling any distance horizontally, often used in exercise or play.

Throws Ball Overhand

A developmental milestone in children where they are able to throw a ball using an arm motion that goes above their head.

Car Safety Seats

Devices designed to secure children in vehicles, providing protection against injury in the event of an accident.