Immunity Word Search
This printable word search puzzle on the topic of Human Body Systems contains 16 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
Description
secondary infection
primary infection
vaccination
memory cell
antibodies
lymphocyte
phagocyte
smallpox
weakened
bacteria
pathogen
immunity
mitosis
antigen
engulf
virus
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