Simplify the Expression

question 209

Multiple Choice

Simplify the expression.

---

Definitions:

Pineal Gland

A small endocrine gland in the brain that produces melatonin, a hormone that regulates sleep patterns.

Serotonin

A neurotransmitter that plays a key role in mood regulation, digestion, and various bodily functions.

Thyroid Gland

A butterfly-shaped gland located in the neck, responsible for producing hormones that regulate metabolism.

Mammary Glands

Glands located in the breasts of female mammals that produce milk to feed young offspring.