Biology, 07.10.2021 01:00 paris4ever23
The immune system has evolved in multicellular organisms to defend against bacteria, viruses, and other foreign substances. As the first line of defense, immunity consists of physical, chemical, molecular, and cellular defenses and does not require prior exposure to an antigen. immunity is the second major immune defense and requires prior exposure to the antigen, which is then remembered and becomes antigen-specific.
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An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?
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Apart of an ecosystem that can restrict the growth of a population is referred to as
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The immune system has evolved in multicellular organisms to defend against bacteria, viruses, and ot...
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