Steroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.Examples include the dietary lipid cholesterol, the sex hormones estradiol and testosterone and the anti-inflammatory drug dexamethasone.teroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.
Adj. 1. intramural-carried on within the bounds of an institution or community; most of the students participated actively in the college's intramural sports program. extramural-carried on outside the bounds of an institution or community; extramural sports. Translations.
An intranet is a private network that can only be accessed by authorized users.The prefix intra means internal and therefore implies an intranet is designed for internal communications. Inter (as in Internet) means between or among.. Since there is only one Internet, the word Internet is capitalized.Because many intranets exist around the world, the word intranet is lowercase.n intranet is a private network that can only be accessed by authorized users.