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Lesson
Diseases can be communicable or non-communicable, and immunity helps the body resist infection. Vaccination is one of the key applied ideas in this topic.
Learning objectives
Explain Disease and Immunity using the correct Grade 9 Biology terms.
Connect structure, function, process, and biological significance accurately.
Use diagrams, examples, and sequence words where the topic needs them.
Lesson
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In this chapter
Now on Disease and Immunity. Next up: Hygiene and First Aid.
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