These nucleotides have three parts: 1) a five carbon ribose sugar, 2) a phosphate molecule and 3) one of four nitrogenous bases: adenine, guanine, cytosine or uracil.NA nucleotides form polymers of alternating ribose and phosphate units linked by a phosphodiester bridge between the #3 and #5 carbons of neighboring ribose molecules.
Define ready: prepared mentally or physically for some experience or action; prepared for immediate use â ready in a sentence prepared mentally or physically for some experience or action; prepared for immediate use; willingly disposed : inclinedâ¦
readier. 1  1 : prepared for use or action Dinner is ready. I'm ready to eat. 2  2 : likely to do something I was ready to cry. 3  3 : willing 1 I'm ready to help. 4  4 : needing or wanting something as soon as possible I'm ready for some sleep. 5  5 : showing ease and promptness a ready smile. 6  6 : available right away : handy ready money.