Immunology quizzes

How the immune system learns to fight threats without attacking the body, and the thymus’s role in that balance.

1 quiz

Immunology: Why the Thymus Culls Most of Its Recruits

How your body tells friend from foe, from the first-line defenses you were born with to antibodies, memory, vaccines, allergies and autoimmunity.
50 questions

The whole quiz comes before your apps

BrainTok asks a few questions like these before the apps you choose open, so your screen time turns into learning. For iPhone.