The human genome is a molecular arrangement of the chromosomes in the reproductive cells of the human body. For years’ doctors have been trying to figure out this blueprint for all physical and behavioural traits than an individual can pass to their offspring. Essentially the human genome is the code for building a human being. This ‘mapping’ of human anatomy has developed substantially over the years with the aid of new technology.
To fully understand the Human Genome Project, we have to travel back in time to 1857, to a man called Gergor Johan Mendel. Over a period of time as Mendel was gardening he began to notice something about the pea plants he grew in his garden, these pea plants passed on certain traits to their seeds to daughter pea plants from one generation to the next. Mendel noted different traits such as the colour of peas, ranging from green to yellow, whether the stalks of the plant were long or short or the outer casing of the pea has wrinkled or smooth skin. Mendel discovered that there must be two genetic factors for each of the characteristics. there was two “tendencies” in each seed, on of which was commonly dominant than the other, which proved to be recessive. In some cases, the pea trait would not manifest in the daughter plants. If it was dominant, the trait would be expressed even if a recessive factor would be present. Mendel’s later confirmed that these traits could not be mixed, you could never grow a half green/yellow pea. The only way for a recessive trait to be shown was when there was no opposite trait present in the pea plant’s parents.
Today we know these genetic factors reside in the genes that make up the chromosomes. Mendel’s statistical laws are today the foundatio...
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...mosomes. There is a need to still understand how cell’s many components work together.
Knowing molecular sequences – the order of genes – is not the same thing as knowing what each gene does or what the trait is responsible for. This requires a complex investigative process of elimination those sequences that are just ‘noise’. Until scientist know which molecular sequence is responsible for a particular trait, we cannot design drugs to revers the effects of genetically caused diseases or deformities. In some cases, genes contain non-coding regions that regulate gene expression. Introns is a region which is removed from the messenger RNA in a process called splicing. Depending on how it is spliced, genes may code for different proteins. Genetic coding is interconnected with coding of other genes. All are co-dependent.. They will need to map and edit
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