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:
Enzyme Tutor Oral Biology Nutrient Cycling Physical fitness , Wellness and Lifestyle Skin Appendages Bone Health and Disease Biopsychology - Neuroplasticity and Functional Recovery Muscular System Movements Doctor Equipments Cartilage Nervous / Sensory System Health & Wellness Vocabulary Blood types and Blood Components Immune Cells FactionOther quiz:
Soldiers of Defense › ViewInstrument used to measure heart beat
A. Stethescope
B. Thermometer
C. ECG
D. Sphygmomanometer
Musculoskeletal System › View
Which answer best describes skeletal muscle?
A. Muscle that makes up your heart
B. Muscle that makes up internal organs such as the stomach
C. Muscle that attaches to bones
D. Muscle where you can not control the movement