Australian Jack Irishâex-lawyer and sometime debt collector, cabinetmaker and barflyâgets a double introduction as MacAdam/Cage releases his first two adventures (number two is Black Tide) this month.
But ever since then, the estimated number has been steadily shrinking. A new study suggests that the human genome could contain as few as 19,000 protein-coding genes, fewer than nematode worms. In 2001, the initial sequence of the human genome cut the figure dramatically.
DNA Genes and Protein  the gene is a subunit of DNA, one strand of DNA is copied into mRNA which is then translated into proteins. + 17 others found this useful. gene is a sequence of DNA that determines a particular trait. A chromosome is a coiled DNA chromosome that contains the organisms genetic code (aka-genes).