immunity-and-diseases

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Punjab Board 7th General Science Ch. 3

Immunity and Diseases

1 Lines of Defense Against Pathogens 1 Lectures - 23:17

Lines of Defence Aganist Pathogens 23:17

2 Immunity or Specific Defence 1 Lectures - 10:58

Immunity or Specific Defence 10:58

3 Pathogens and Causing Infectious Diseases 1 Lectures - 18:26

Pathogens Causing Infectious Diseases 18:26

4 Parts of Immune System 1 Lectures - 11:27

Parts of Immune System 11:27

5 Exercise 1 Lectures - 08:31

Exercise 08:31

Punjab Board 7th General Science