Question

define the term -
1 infection
2 pathogens
3 incubation period
4 allergen​

Answer 1

Explanation:

Infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to the infectious agents and the toxins they produce. Infectious disease, also known as transmissible disease or communicable disease, is illness resulting from an infection

a bacterium, virus, or other microorganism that can cause disease.

the period over which eggs, cells, etc. are incubated.

the period between exposure to an infection and the appearance of the first symptoms.

A condition in which the immune system reacts abnormally to a foreign substance.

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