A red blood cell's life span is approximately 4 months. I am a Leukemia patient. Red Blood cells are being created all of the time, if they lasted 4 months, we would overdos â¦ e on them.They last very short periods of time,,,,mere seconds. red blood cell's life span is approximately 4 months. I am a Leukemia patient. Red Blood cells are being created all of the time, if they lasted 4 months, we would overdos â¦ e on them.
The worldâs leading test center network, Pearson Vue, may be reached at 877-435-1414 by U.S. and Canada residents from the hours of 7 a.m. to 7 p.m. CST Monday through Friday. The call center is closed on local holidays. Keep Learning.
Besides to this, by he help of important contact people can know more about the services and assistance offered by the Massmutual, below are mentioned the valuable contact of MassMutual. Official Contact Number for General Inquiries / Customer Support Phone: 413-744-8411 Official Contact Number for Annuities Phone: 1 (800) 272-2216 Official Contact Number for Life Insurance Phone: 1 (800) 272-2216 Official Contact Number for Disability Income Insurance Phone: 1 (800) 272-2216 Mailing ...