To Return a Blank Cell in an IF Function, You

question 3

Multiple Choice

To return a blank cell in an IF function, you can include ____.

• A) (" ")
• B) (? ?)
• C) (< >)
• D) (/ /)

---

Definitions:

CD8

A protein found on the surface of T cells, involved in the immune response by identifying and attacking infected or cancerous cells.

Progenitor

An ancestor or parent from which descendants or offspring arise.

Plasma Cell

A type of white blood cell that produces and secretes large volumes of antibodies, playing a crucial role in the immune response.

Antigen Presenting Cells

Cells that process and present foreign antigens in a form that can be recognized by lymphocytes, initiating an immune response.