Which statements describe pathogens? Select two options.Bacteria and viruses cause infectious diseases.Fungi and parasites cause noninfectious diseases.Fungi and bacteria affect only the top layer of the skin.Many pathogens may be spread through contaminated surfaces.All pathogens multiply by entering a cell and using its organelles to multiply.

Bacteria and viruses can cause infectious diseases, so statement A is correct. Many pathogens can also spread when someone touches a contaminated surface and then transfers the pathogen to their body, making D correct. Fungi and parasites can cause infectious diseases, and not all pathogens multiply by entering a cell—bacteria, for example, reproduce independently.

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