The Synthesis Of Steroid Hormones Occurs In The ______.. When ribosomes are found attached to the surface of the er, it is called a rough endoplasmic reticulum (rer) and if there are no ribosomes attached to it, it is called the smooth. Estrogens are a class of steroid hormones which control the development and maintenance of female sexual characteristics;
Due to the presence of ribosomes, it is actively involved in protein synthesis and. A number of genetic diseases are caused by deficiencies in specific steps in the biosynthesis of steroid hormones. Increase blood sugar and act as an immunosupressant.