1.1.1 A young woman stepped on a dirty, rusty nail. The following diagrams
show bacteria isolated from the wound and a range of antibodies that
were already present in her body. The antibodies have a specific shape that
binds with the antigen found on the surface of the bacteria
N
P
bacteria
antibodies
The bacterium most likely to cause a severe infection is ...
A M
B. N
C.O
D. P​