There is transition relief that allows an employer to choose a 12 month Measurement Period for future years, but a one-time six month Measurement Period from July 1, 2013 through December 31, 2013. This will be particularly handy for plans utilizing a calendar year.
There are two major chemical classes of hormones, peptides (proteins) and steroid hormones. Protein based hormones can be divided into three categories: proteins, peptides and amines. Their differences are essential with their size and what they are synthesized from. Peptides are compounds that consist of two or more amino acids; proteins are compounds that consist of 50 or more amino acids; amines are synthesized from the amino acid tyrosine.
Endocrine System: Types of Hormones. Hormones are molecules that carry instructions from more than a dozen endocrine glands and tissues to cells all over the body. Humans have about 50 different known hormones, which vary in their structure, action and response. if the hormone will bind to receptor sites outside or inside of the target cell (fat soluble can bind both whereas water soluble hormones usually bind on the outside) and. 2  how the hormone is broken down (metabolized). 3  Steroid hormones are fat-soluble molecules made from cholesterol.