★ Biochemistry Quiz
What characteristic of carbon makes it essential for life?
A. Its abundance in the atmosphere
B. Its ability to form four covalent bonds and long chains
C. Its atomic mass
D. Its radioactive properties
Select your answer:

Topics:
Infant Nutrition The Brain Musculoskeletal Injuries & Workstation Design Foodborne Illness The Energy Nutrients Diabetes Mellitus Type 1 Diabetes Brain Immunology IBD Bone Physiology Leaves Radiation and Health Nucleic Acids Immune Response PHE Healthy LifestyleOther quiz:
Public Health and Genetic Disease › ViewWhat is the effect as a result to exposure of a substance?
A. dose
B. response
C. toxicology
D. threshold dose
Life Processes › View
The direction blood is carried through the superior vena cava
A. afferent
B. efferent