Examlex
The number of 911 calls in a small city has a Poisson distribution with a mean of 10 calls a day.The probability of 2 or more 911 calls in a day is _____.
Allergic Reaction
An immune response to a substance that is normally harmless, resulting in symptoms like itching, swelling, and difficulty breathing.
Antibody
Protein found in the plasma that is responsible for humoral immunity; binds specifically to antigen.
T Cell
A type of lymphocyte that plays a central role in cell-mediated immunity, capable of directly killing infected host cells or activating other immune cells.
B Cell
A type of white blood cell that plays a significant role in the immune response by producing antibodies.
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