★ Herd Immunity Quiz
Getting COVID- 19 as fast you can (to gain herd immunity) is a great idea.
A. TRUE
B. FALSE
Select your answer:
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Biochemistry › View
This scientist’s work on X-Ray Crystallography resulted in Watson and Crick being able to calculate the structure of DNA as a double helix.
A. Franklin
B. Chargaff
C. Pauling
D. Corey
Immunity in Humans › View
what is opsonisation
A. Antibodies combine with antigens and act as a marker for phagocytes to recognise the antigens and destroy them.
B. Antibodies combine with antigens and cause bacteria to be broken down and decomposed.
C. Antibodies bind with toxins produced by bacteria and neutralise the toxin.