Topics: Biology Quiz
Hydrogen, chlorine, and sodium are examples of ___.
A. compounds
B. elements
C. molecules
D. isotopes
Select your answer:

Topics:
Health and Social Care Healthcare Delivery Systems and Insurance Proteins Stress and Mental Health Renal and Gastrointestinal System Pulmonary Edema and CHF Nutrient Cycling Health Issues Related to Digesting System and Eating Habits Hair Evidence Bacterial Growth Anatomy - Muscle Histology/NMJ/Physiology Biomedical Viruses and Prions All About Bacteria Hospital Wards and DepartmentsOther quiz:
Musculoskeletal › ViewWhich muscle is responsible for lifting knees when sprinting?
A. Tibialis Anterior
B. Deltoid
C. Gastrocnemius
D. Hip Flexors
Liveability › View
Why might Tokyo, Japan be considered a safe and stable city?
A. It has high rates of health and high crime rates.
B. It has low crime rates and high rates of health.
C. It has consistently high crime rates.
D. It has the most wealth of any city in the world.