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Which of the structures shown below are 3-methyl-2-pentene, where "2" indicates the placement of the double bond? a b c d
Macrophages
Immune cells that engulf and digest cellular debris, foreign substances, microbes, and cancer cells in a process called phagocytosis.
Innate Immunity
The first line of defense in the immune system, consisting of physical, chemical, and cellular defenses against pathogens that are present from birth.
Plasma Cell
Cell derived from B cells; produces antibodies.
Antibodies
Proteins made by the immune system that are responsible for identifying and deactivating foreign entities such as viruses and bacteria.
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