Topics: Safety and First Aid Quiz
Always cross the road at the _________________.
A. zebra crossing
B. footpath
C. road divider
Select your answer:

Topics:
Cardiovascular and Respiratory Life Cycle - Bee Measles and Hib Chronic Diseases Bacterial Cell Structure General Microbiology and Immunology Child Growth and Development Joints & Movement Connective Tissue Biochemistry: Carbohydrates and Lipids Disease & Immunity The Cardiovascular System: Blood Vessels and Hemodynamics Renal and Gastrointestinal System Cell Structure and Function Concept Physical Education and HealthOther quiz:
Gene Expression › ViewProtein molecules around which DNA is tightly coiled in chromatin
A. Histones
B. Whey
C. Casein
D. Hemoglobin
Circulatory System › View
Define Circulatory System.
A. an organ system that permits blood to circulate and transport nutrients & oxygen to cells and also removes waste and carbon dioxide from all cells.
B. an organ system that permits blood to circulate and transport only nutrients & oxygen.
C. an organ system that permits blood to circulate and transport waste and carbon dioxide.
D. None of these.