B cells are a type of white blood cell that produces antibodies. Antibodies are proteins that tell other immune cells to demolish potentially harmful foreign substances like viruses or micro organism. وَمَآ اَسْـَٔلُكُمْ عَلَيْهِ مِنْ اَجْرٍ اِنْ اَجْرِيَ اِلَّا عَلٰى رَبِّ الْعٰلَمِيْنَ ۗ If you do not see your machine's https://berniee197cls5.blogrenanda.com/profile