Immune System Defense Stock Videos

Browse 138 immune system defense videos and clips available to use in your projects, or start a new search to explore more footage and b-roll video clips.

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biology: exploring the living world - part 15 of 18. examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. explains how the body becomes immune to - immune system defense stock videos & royalty-free footage
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Biology: Exploring the Living World - part 15 of 18. Examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. Explains how the body becomes immune to
Microscope, Black And White, Laboratory
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biology: exploring the living world - part 18 of 18. examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. explains how the body becomes immune to - immune system defense stock videos & royalty-free footage
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Biology: Exploring the Living World - part 18 of 18. Examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. Explains how the body becomes immune to
Microscope, Scientist, Film - Moving Image
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biology: exploring the living world - part 14 of 18. examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. explains how the body becomes immune to - immune system defense stock videos & royalty-free footage
00:26
Biology: Exploring the Living World - part 14 of 18. Examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. Explains how the body becomes immune to
Antibody, 1940-1949, Archival
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biology: exploring the living world - part 17 of 18. examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. explains how the body becomes immune to - immune system defense stock videos & royalty-free footage
00:34
Biology: Exploring the Living World - part 17 of 18. Examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. Explains how the body becomes immune to
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biology: exploring the living world - part 13 of 18. examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. explains how the body becomes immune to - immune system defense stock videos & royalty-free footage
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Biology: Exploring the Living World - part 13 of 18. Examines the three lines of defense against infection - the skin and mucous membrane, the lymphatic system, and the circulatory system including liver and spleen. Explains how the body becomes immune to
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