★ History of Medicine Quiz
What is the primary function of white blood cells?
A. Transporting oxygen to body tissues
B. Producing antibodies
C. Regulating body temperature
D. Defending the body against infections
Select your answer:

Topics:
BMS Cell Cycle and Cancer Healthcare Systems and Insurance Digestive System and Nutrition Molecular Genetics Integrated Science Functional Anatomy in Track & Field Fainting and Nosebleed Leaves Protein and Amino Acid Metabolism Diseases and Preventions Components of Food Carbohydrates / Fat-soluble Vitamins Anatomy & Physiology: Respiratory Heart and Circulatory System Proteins, Amino Acids, & Enzymes Cell Diversity - Organization, Tissues, Plants and AnimalsOther quiz:
Skeletal System › ViewWhat are the main functions of the skeleton?
A. Protection
B. Body Shape
C. Movement
D. All Of These
Cell Transport › View
a substance passing through a membrane without the aid of a membrane protein
A. diffusion
B. osmosis
C. facilitated diffusion