Which cell organelle synthesizes phospholipids and steroids

Endoplasmic reticulum

Explanation:

Endoplasmic reticulum is known to be a site where many cellular components are synthesized and also, it is found to be internal membrane of the eukaryotes. Thus, endoplasmic reticulum exists in two forms which include rough and smooth endoplasmic reticulum. Furthermore, it perform important role in the synthesis of lipids and modification of proteins.

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.

life would be meaningless without memes