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Viruses can affect animals, and some viruses can affect plants.
True. This is the official definition of a communicable disease: A type of disease that is contagious since the agent of the disease may be transmitted from the infected host to another.Transmission may involve fluid exchange or exposure to vectors contaminated by the infective agent. Vectors can be insects or other animals including humans.
Generally, no. This parasite is usually free of pathogens that affect humans. Bedbugs are another arthropod that are pathogenically free. For some reason these arthropods are not disease vectors, but they surely are irritating in and of themselves.
*How do pesticides affect humans and animals?
Lyme disease is a disease in dogs caused by infection from bacteria of the genus Borrelia. Lyme disease can affect both humans and animals, like dogs.
Because humans consume and use animals and plants for many things. If the animal/plant is diseased, it may spread to humans.
Transmission may involve fluid exchange or exposure to vectors contaminated by the infective agent. Vectors can be insects or other animals including humans.
Inoculations are done in humans and animals in an attempt to prevent disease. Inoculations were formed in a fight against deadly disease.
From animals to humans
An anthropozoonosis is a disease which is transmitted from animals to humans.
An anthroponosis is a disease which is spread from humans to animals.
The disease that affects human sand grazing animals is called the plague.