Topics: Bacteria & Viruses Quiz
How would you describe the size of a virus?
A. Smaller than bacteria
B. Larger than a parasite
C. About the size of a dime
D. Smaller than a proton
Select your answer:

Topics:
Inheritance Breath Lung & Breathing Transport system in Living Things (Human) Physio Intro Practice Somatotypes Tongue and Skin Digestive and Circulatory System Heterotrophic Nutrition Blood & Blood Vessels Sensory System Anatomy and Pathology Bacteria & Disease How the Eyes work Muscle System ConjunctivitaOther quiz:
Compact Bone › View______________ are needlelike structures that are arranged along stress lines.
A. Osteons
B. Trabeculae
C. Canaliculi
D. Lacunae
Enzymes › View
What is the definition of the term ‘optimum’?
A. The conditions at which the enzyme is most active.
B. The range of pH and temperature an enzyme works over.
C. The conditions at which the substrate is most active