The lifespan of White Blood Cells is __________ day(s)? January 24, 2021 / By Preparation Point / Everyday Science Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedInA. 1 – 5 days B. 3 – 7 days C. 4 – 8 days D. 5 – 21 days Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn