Quotes About Nucleotide

DNA, like a tape recording, carries a message in which there are specific instructions for a job to be done.

During normal cell metabolism, RNA is constantly being made and broken down. The purine and pyrimidine residues are reused by several salvage pathways to make more genetic material. Purine is salvaged in the form of the corresponding nucleotide, whereas pyrimidine is salvaged as the nucleoside.

What does this mean? Simply that to make DNA, you have to have DNA in the first place! You have to have the DNA code within the cell before you can make more DNA code. Without the complete code in the first place, there is no way to make the code necessary for every living cell!

adenosine triphosphate)

For simplicity one can think of the + class as having one extra base at some point or other in the genetic message and the - class as having one too few.

If poly A is added to poly U, to form a double or triple helix, the combination is inactive.

When you click on a link, you are replicating the string of code that it links to. Replication of code sequences isn't life, any more than replication of nucleotide sequences is, but we know that it sometimes leads to life.

Different viral species contain nucleic acids that differ not only in length and nucleotide sequence but in many unexpected ways as well.

What is a nucleotide ? You don't know, do you? Yet these are the building blocks of life. What good is knowledge if it just floats in the air? It goes from computer to computer. It changes and grows every second of every day. But nobody actually knows anything.