Topics: Microbiology and Immunology Quiz
Which of the following is a purine base?
A. Adenine
B. Uracil
C. Thymine
D. Cytosine
Select your answer:

Topics:
Healthy Living Vocabulary Regulation of Urine Formation Regulation of Heart Rate Vaccines Biotherapeutics & Cellular Meat Carbohydrates / Fat-soluble Vitamins Laser in Medicine Respiratory Diseases Terms and Definitions - Diseases Sensory System Key Terms Surgical Vocabulary Muscle System Oncology Pathophysiology - Adaptive Immunity Properties of the Hair NailOther quiz:
Human Anatomy and Physiology › ViewWhich of the following branching of the bronchial tree that has gas-exchanging capabilities?
A. Terminal bronchioles
B. Respiratory bronchioles
C. Tertiary bronchi
D. Primary bronchi
Muscoskeletal Injuries › View
An injury to a joint in which the bone ends become separated from each other is called a(n)
A. dislocation
B. angulation
C. sprain
D. fracture