What type of immunity provides lifetime protection for the body against a specific pathogen?

A.
active immunity

B.
incomplete immunity

C.
complete immunity

D.
passive immunity

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Which statement best describes one way that both plants and animals fight pathogens?

A.
Both have an antigen–antibody response.

B.
Both have a protective outer layer.

C.
Both produce lymphocytes.

D.
Both have a lymphatic system.