Which safe practice is part of using aseptic technique? using a safety shower to wash chemicals off skin and clothing wearing protective gloves when transferring bacteria and fungi to slides folding and tying up the electric cord of a microscope before carrying it using tongs and a hot mitt to remove a beaker of hot water from a hot plate

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.