Progenitor Cells That Migrate from the Bone Marrow to the Thymus

question 33

True/False

Progenitor cells that migrate from the bone marrow to the thymus are not yet committed to the T cell lineage. T cell lineage commitment occurs as a result of signals received by the progenitor cell from thymic epithelial cells.

---

Definitions:

Other-race Effect

The tendency to more easily recognize faces of the race that one is most familiar with, which is often one's own race.

Scapegoat Theory

The theory that prejudice offers an outlet for anger by providing someone to blame.

Just-world Phenomenon

The cognitive bias to believe that the world is fundamentally fair, leading individuals to rationalize unjust situations by blaming the victims.

Ingroup Bias

The tendency to favor members of one's own group over those in other groups.