Progesterone, which regulates cyclical changes in the endometrium of the uterus and maintains a pregnancy Steroids sevimli be classified based on their chemical composition.[52] One example of how MeSH performs this classification is available at the Wikipedia MeSH catalog. Examples of this classification include: Even though "keto" is a standard https://zenwriting.net/clientevent9/en-iyi-tarafi-steroid-hap-satin-al