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Difference Between DNA And RNA

FeatureDNARNA
Sugar

Types of nitrogenous bases Variety of nitrogenous bases Variety of nucleotide chains Site of action Function

Deoxyribose A, T, C, G

Balances 108 base sets 2 (double helix)

Functions in nucleus; can not leave Codes for synthesis of RNA and protein

Ribose A, U, C, G

70-10,000 bases, primarily unpaired One

Leaves nucleus; functions generally in cytoplasm Performs the directions in DNA; assembles proteins

The Human Genome

The 46 human chromosomes been available in 2 sets of 23 each, one set from each moms and dad. Each set of chromosomes has the exact same genes, although sets might have various variations of an offered gene All the DNA, both coding and non-coding, in one 23-chromosome set is called the genome. The human genome includes about 3.1 billion nucleotide sets. Owing to a huge international endeavor called the Human Genome Job (HGP), performed from 1990 to 2003, biologists now understand the base series (A, T, C, G) of more than 99% of the genome. The only unidentified parts are some brief, thick areas of the chromosomes unattainable to present innovation, however obviously including few (if any) genes.

Sequencing the human genome has actually been hailed as a technological achievement as memorable as splitting the atom and landing explorers on the moon. It has actually opened a brand-new field of biology called genomics, the detailed study of the entire genome and how its genes and non-coding DNA communicate to impact the structure and function of the entire organism Among the advanced findings to come from the Human Genome Job are these:

  • Humankind has just about 25,000 to 35,000 genes, not the 100,000 previously thought.
  • These genes produce countless various proteins, so gone is the old concept of one gene for each protein In its place is the awareness that a single gene can code for several proteins through alternative splicing of mRNA and other ways.
  • Genes balance about 3,000 bases long, however range as much as 2.4 million bases.
  • All people, worldwide, are at least 99.99% genetically identical, however even the 0.01% variation implies that we can vary from one another in more than 3 million base sets. Different mixes of these single- nucleotide polymorphisms 2 represent all human genetic variation.
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