Answer:
There is more than one kind of white blood cell
Explanation:
there is more than one type of white blood cells, for example Neutrophils normal percentage 40 to 60%, Lymphocytes 20 to 40%, and Monocytes 2 to 8%
Answer:
Adenoids
Explanation:
They help the immune system fight off viruses and bacteria. They become less important as we age.

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OSHA occupational safety and health administration
CDC Center for disease control
CLIA ..... I am unsure what this stands for.
Immunity... when you’re body protects you from a infection or disease. Natural immunity is when you get sick and recover. Your body makes T cells so If you are exposed to the infection again the T cell remember and fight the infection. Herd immunity is when most people in the community has had the virus or infection. Keeps the infection from spreading in that area because most people are already immune to it.
Behaviors that promote health and wellness. Eating healthy, not smoking, exercising.
Eating healthy can prevent disease. Not eating processed foods that are high in fat, fried foods lower risk of heart attack, cancer, ect.