According the Graph, What Percent of Radium-226 Remains After Three

question 97

Multiple Choice

According the graph, what percent of radium-226 remains after three half-lives?

• A) 100%
• B) 50%
• C) 25%
• D) 12.5%
• E) 6.25%

---

Definitions:

Prenatal Development

The process of growth and development within the womb, from conception to birth, divided into the germinal, embryonic, and fetal stages.

Dendrite

Branch-like projections of a neuron that receive electrical signals from other neurons, crucial for neural communication.

Neuron

A nerve cell that is the basic building block of the nervous system, responsible for transmitting information throughout the body.

Infant Brain

The developing brain of a child from birth to around the age of three years, which undergoes rapid growth and development.