What Detects Levels of Molecules Such as Oxygen, Carbon Dioxide

question 21

Multiple Choice

What detects levels of molecules such as oxygen, carbon dioxide, and hydrogen ions in the body?

• A) rhodopsin
• B) photoreceptors
• C) chemosensory neurons
• D) thermoreceptors
• E) nociceptors

---

Definitions:

Improve Conditions

Actions or initiatives aimed at enhancing the situation, environment, or well-being of individuals, communities, or systems.

Short Run

A period in economics during which at least one input (like plant size) is fixed and cannot be changed.

Maximum Profit

The highest possible financial gain that can be achieved from the operations of a business after all costs have been subtracted.

Market Price

The present cost at which a service or asset is available for purchase or sale.