How long does B cell maturation from an HSC to a mature B cell take? Biology How long does B cell maturation from an HSC to a mature B cell take? A. 1 to 2 hours B. 1 to 2 days C. 1 to 2 weeks D. 1 to 2 months E. 1 to 2 years Answer: C Share this Share on FacebookTweet on TwitterPlus on Google+