Sam Bought a House for $200,000 $\$ 50,000$ B) $\$ 260,000$

question 3

Multiple Choice

Sam bought a house for $200,000. He spent $50,000 to add a room. He sold the house for $260,000. Sam's realized gain is:

• A) \( \$ 50,000 \)
• B) \( \$ 260,000 \)
• C) \( \$ 10,000 \)
• D) \( \$ 150,000 \)

---

Definitions:

Blood Flow

The continuous circulation of blood through the heart and vascular system, delivering nutrients and oxygen to tissues.

Neurotransmitter

Chemical substances released by neurons that transmit signals across a synaptic gap to another neuron or to a muscle or gland cell.

Smooth Muscle

A type of muscle found in the walls of internal organs, such as the stomach and blood vessels, that contracts involuntarily.

Calcium-Calmodulin Complex

A complex formed when calcium ions bind to the protein calmodulin, playing a key role in various cellular processes.