Select your answer:

Topics:
Digestive System Nutrient Cycling Bacterial Growth and Culturing Conditions Genes and DNA Human Brain World Health Day Anatomy - Muscle Contraction and Growth Enzyme Bacterial Resistance and Biotechnology Aerobic- Cardio Respiratory Endurance Carbohydrates / Fat-soluble Vitamins Medical Nursing Disability Etiquette & Physical Activities Epithelial Tissue Structures and Functions of Living Organisms and GeneticsOther quiz:
Heart Structure and Double Circulation › ViewExchanges between blood and tissue cells occur in capillary beds.
A. TRUE
B. FALSE
Lung & Breathing › View
What do nose hairs and mucus do to inhaled air?
A. Filter out dust particles
B. Provide nutrition
C. Transfer oxygen molecules
D. Cool air down