Smallpox has been eradicated, but not malaria or cholera. ...

Smallpox has been eradicated, but not malaria or cholera.

Which statements correctly explain this?

1 Cholera pathogens in the intestines are not destroyed by antibiotics.
2 Plasmodium antigens change during the life cycle.
3 Smallpox antigens remain stable.
4 Vaccines only work against viruses.

A. 1, 2 and 3

B. 1, 2 and 4

C. 1, 3 and 4

D. 2, 3 and 4

Select your answer:

Topics:

EMR Pathophysiology Heart Vocab and Blood Flow Pathway Body Systems Renal System - Pharmacology Cell & Bond Pancreatitis Muscular System Movements 3M Micropara Macromolecules & Enzymes Nutrition in Animals Respiratory System Med Term Cardiorespiratory Endurance Biopsychology - Neuroplasticity and Functional Recovery Healthy Living Oncology

Other quiz:

Energy, Hydrology, Microbiology › View

What is cohesion?

A. when water sticks to itself

B. when water sticks to other things

C. when water sinks in the ocean

D. a deep ocean current driven by heat

Gene Cloning › View

Plasmids are found in bacteria. Scientists use plasmids to

A. Insert eukaryotic genes into bacteria

B. insert eukaryotic genes into humans

C. insert clones into the parent organism