div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document-immune-system-naturally-produces-antibodies-to-reco-nize-and-kill-or-neutralizehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: immune system naturally produces antibodies to reco nize and kill or neutralize the dan erous invaders recognize and kill or neutralize the dangerous invaders The immune system loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentsinreader035viewer20220709085f88b6eead8fad74ec496735html5thumbnails1jpg width=140 height=200 divdiv