Answer: Lymphocytes are a kind of white blood cell. They’re part of your immune system. These essential cells circulate in blood and lymph fluid. They defend your body by attacking at the first sign of an invasion by harmful organisms. Lymphocytes also play a key role in triggering other immune actions and help in building your body’s immunity through past infections and vaccinations.
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Answer: It produces the female egg cells necessary for reproduction, called the ova or oocytes
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The spread of cancer from its point of origin is called B. Metastasis
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the branch of public health concerned with monitoring or mitigating those factors in the environment that affect human health and disease
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