Examlex
Arrange these components of the mammalian immune system as it first responds to a pathogen in the correct sequence.
I.Pathogen is destroyed.
II.Lymphocytes secrete antibodies.
III.Antigenic determinants from pathogen bind to antigen receptors on lymphocytes.
IV.Lymphocytes specific to antigenic determinants from pathogen become numerous.
V.Only memory cells remain.
Equilibrium Price
The price at which the quantity of a product offered for sale equals the quantity of that product in demand.
Air Cargo
Goods being transported by aircraft, often for commercial purposes or rapid delivery.
Pollutants
Substances or objects that cause pollution, negatively affecting air, water, or soil quality.
Marginal Benefit
The additional satisfaction or utility gained by consuming one more unit of a good or service.
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