★ Infection Quiz
which statement best describes antigenic drift?
A. involves major genetic rearrangement in either antigen
B. may lead ot epidemic or pandemic infection
C. minor changes in amino acids of HA or NA
D. causes both HA and NA antigens to be replaced
Select your answer:
Topics:
Blood Donation Urinary System Medical Terms Male Reproductive System Erythrocyte Disorders Human Anatomy and Physiology - Types of Tissues Health and Nutrition Non-Communicable Disease Nephrology (Hemodialysis) Stroke Chemistry Human Digestive System Laboratory Careers Cell Theory Ecology Multicellular Organisms: OrganisationOther quiz:
Parts of the Skin › ViewSkin absorbs sunlight and gives us vitamin ______.
A. A
B. B
C. D
Health › View
Which of the following nutrients provides energy to the body?
A. carbohydrates
B. vitamins
C. water
D. minerals