Which of the Following Is NOT a Common Functional Group

question 15

Multiple Choice

Which of the following is NOT a common functional group?

• A) COOH
• B) CH₃
• C) SH
• D) CHO

---

Definitions:

Emotional Response

A reaction involving feelings that occurs as a result of an external stimulus, internal thoughts, or memories.

Facial Expression

The movement or position of the muscles beneath the skin of the face, serving as non-verbal communication that conveys emotions, intentions, or social information.

Breathing Pattern

The characteristic rhythm and depth of breathing in an individual, which can vary depending on physical activity, emotional state, and health conditions.

Polygraph

A machine used to detect and record changes in physiological processes such as heart rate, breathing, and perspiration, often used in lie detection.