★ Immune System Quiz
People are given vaccines so their bodies can produce…
A. antigens
B. pathogens
C. antibodies
Select your answer:
Topics:
Anatomical Terminology Dyslexia Biology Assessment Renal System - Pharmacology Endocrine System and Nervous System Cell Reproduction Body Defense Muscoskeletal Injuries Organ Senses and Locomotor System RDA Dental Caries Parts of the Skin Diabetes Mellitus Physical Education and Health Thyroid Disease Multicellular Organisms: OrganisationOther quiz:
Human Eye › ViewTwinkling of stars is due to atmospheric
A. dispersion of light by water droplets
B. refraction of light by different layers of varying refractive indices
C. scattering of light by dust particles
D. internal reflection of light by clouds
Health and Medicine › View
How many bones are there in the skull?
A. 21
B. 22
C. 23
D. 24