Which type of cells protect the body from infectious diseases and foreign invaders? A) White Blood cells B) Red Blood cells C) Platelets D) Stem cells Related MCQs: Which foreign leader among the following addressed the Parliament of Pakistan for the third time? Virally infected cells in response to the presence of virus produce protein cells? In MS Word to combine cells of a table’s row/column you ….. the cells: What is used in a computer to protect a network server from damage by those who log in to it?