Si Is the Symbol for

question 181

Multiple Choice

Si is the symbol for

• A) silver
• B) silicon
• C) selenium
• D) sodium
• E) sulfur

---

Definitions:

Steroid Hormone

A type of hormone derived from cholesterol, including testosterone, estrogens, and cortisol, which play critical roles in bodily functions.

Hormone-Receptor Complex

When a hormone binds to its corresponding receptor on a cell, initiating a specific cellular response.

Binds DNA

Refers to proteins or molecules that attach to DNA, influencing its function and regulation.

Calcium Ions

Positively charged atoms of calcium, playing vital roles in various physiological processes, including muscle contraction and neurotransmission.