December Birthstone Most people think of a bright sky blue when they hear Zircon, but it is also available in beautiful earth tones of green, dark red, yellow, brown, and orange. Today, the most popular colors of Zircon are the vivid blue and bright Caribbean Sea colors.
IFNs belong to the large class of proteins known as cytokines, molecules used for communication between cells to trigger the protective defenses of the immune system that help eradicate pathogens. Interferons are named for their ability to interfere with viral replication by protecting cells from virus infections.
An exon is any part of a gene that codes for a part of the final mature RNA product of that gene after introns have been removed by RNA splicing.The term exon refers to both the DNA sequence within a gene and to the corresponding sequence in RNA transcripts.In RNA splicing, introns are removed and exons are covalently joined to one another as part of generating the mature messenger RNA.he term exon refers to both the DNA sequence within a gene and to the corresponding sequence in RNA transcripts.