IRA certificates of deposit. Did you know you can also use an IRA to open a CD? (Our IRA Center can answer lots of your questions about these investing instruments.) An IRA CD works just like a regular CD, only instead of using money from a savings or checking account to open the CD, you invest money from your IRA.
Collagen /ËkÉlÉdÊÉ¨n/ is the main structural protein in the extracellular space in the various connective tissues in animals.As the main component of connective tissue, it is the most abundant protein in mammals, making up from 25% to 35% of the whole-body protein content.ollagen /ËkÉlÉdÊÉ¨n/ is the main structural protein in the extracellular space in the various connective tissues in animals.
collagen. a fibrous structural protein that constitutes the protein of the white fibers (collagenous fibers) of skin, tendon, bone cartilage and all other connective tissues.It also occurs dispersed in a gel to provide stiffening, as in the vitreous humor of the eye.It is made of monomers of tropocollagen.he major protein of the white fibers of connective tissue, cartilage, and bone; insoluble in water but can be altered to easily digestible, soluble gelatins by boiling in water, dilute acids, or alkalies. See also: collagen fiber. Synonym(s): ossein, osseine, ostein, osteine.