The inhaled bacilli are ingested by alveolar macrophages in the lung and inhibiting formation of phagolysosomes

CD4+ T cells are activated within 2 to 6 weeks after infection.

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#Id: 1668

#Unit 4. Cell Communication and Cell Signaling

Live, Attenuated Vaccines Microorganisms can be attenuated or disabled so that they lose their ability to cause significant disease but retain their capacity for transient growth within an inoculated host.

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#Id: 8007

#Unit 10. Ecological Principles

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#Id: 5818

#Unit 7. System Physiology – Animal

Aldosterone has three actions on the late distal tubule and collecting ducts of the kidney:

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#Id: 6348

#Unit 8. Inheritance Biology

EVOLUTION OF THE Y CHROMOSOME

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#Id: 5990

#Unit 10. Ecological Principles

Elizabeth Borer and colleagues argued that the ecosystem exploitation hypothesis makes specific predictions about plant and herbivore biomass under certain scenarios: In a community with only plants and herbivores, if nutrients increase, as with fertilization, herbivore biomass should increase, while plant productivity remains unchanged.  n a community with plants, herbivores, and predators, plant biomass should increase with added nutrients, while herbivore biomass should remain unchanged.