Four differences between bacteria and euglena

As nouns the difference between bacteria and euglena is that bacteria is or bacteria can be (dated|medicine) an oval bacterium, as distinguished from a spherical coccus or rod-shaped bacillus while euglena is (biology) any of several protists, of the genus , that contain chloroplasts and a single flagellum.

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.

the answer is b)3/8x+1