★ Blood and Bones Quiz
The lack of sufficient red blood cells in the blood system is called
A. cyanosis
B. anemia
C. hemochromatosis
D. hypoxia
Select your answer:
Topics:
Atoms and Radioactivity Proteins Diseases Inhalation Injury Nutrition Vocabulary Food System & Nutrients Eczema Mental Health Orthopedics Cardiovascular Pathophysiology Cardiovascular Metabolism Measles and Hib Health Issues Related to Digesting System and Eating Habits Body Structures and Organ SystemsOther quiz:
Infectious Diseases › ViewSmallpox 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
Molecular Basis of Inheritance › View
The net electric charge on DNA and histones is:
A. both positive
B. both negative
C. negative and positive, respectively
D. zero.