What Is the Principle of the TdT Test

question 23

Multiple Choice

What is the principle of the TdT test?

• A) Washed lymphocytes are incubated with washed sheep red blood cells; rosettes will form if TdT is present.
• B) Phycoerythrin (PE)-labeled antigoat antibody is incubated with cells; if nuclei contain TdT, cells will appear greenish-yellow.
• C) Fluorescein isothiocyanate (FITC)-labeled antirabbit antibody is incubated with cells, if cells contain TdT in nucleus they will fluoresce.
• D) All of the above.
• E) None of the above.

---

Definitions:

Business Relationship

A connection between two or more parties engaged in commercial transactions or activities, based on contractual, statutory, or recognized ethical obligations.

Intentionally Interfered

Deliberate actions taken to obstruct or meddle with someone's rights, activities, or legal interests.

Personal Property

Movable properties such as furniture, vehicles, electronics, not fixed to one location, unlike real property like land or buildings.

Moveable Items

Objects that can be transported from one place to another without altering their essence or property.