Select your answer:
Topics:
Life Processes Excretion Germs Vision & Hearing All About Blood Health Systems Virus and Bacteria Cell Vocabulary Excretion-Dialysis Shoulder Excretion Patho_Genetics Hemodynamics Ear/Eye Medical Terms Eye and Ear Auditory and Vestibular NeurologyOther quiz:
Immunity and Vaccines › ViewSince we have our immune system to protect us from disease, why do we still need a vaccine?
A. Because some diseases are too severe for our immune system.
B. Because adaptive immunity takes days to weeks to initiate a response and sometimes it is too late.
C. Because some people are immune deficient or have weak immune systems.
D. All of the above
History of Medicine › View
Who is credited with the discovery of the structure of DNA?
A. Marie Curie
B. Gregor Mendel
C. James Watson and Francis Crick
D. Charles Darwin