Genetics & Molecular Biology
Genes are the basis of the idea of inheritance, what is passed down from generation to generation and more importantly genes help us understand the mechanism of this inheritance. However it was not clearly understood why some traits were inherited and others were not, why there seemed to be some sort of selection process determining which inherited traits were revealed. It is now understood that alleles, the alternate versions of the same genes, are what determine traits. It is clear that alleles can be dominant or recessive and the pairing up of either of these two alleles, homozygous (double recessive or double dominant) or heterozygous (one recessive, one dominant) directly relates to the expression of traits…or why some traits are not expressed. The fact that some traits may not be expressed in an individual is where the idea of the genotype of an individual comes in. It is the genotype that tells the whole story of a person’s genetic make up, what genes they have despite if the alleles are expressed or not, if they are noticeable or not. The genotype is the genetic compliment of all the alleles. It is essential in determining the mechanism of inheritance and more significantly how recessive traits, harmless or harmful,
Some topics in this essay:
, Natural Selection, Genome Project, selectively vulnerable, natural selection, behavioural patterns, faced competitor selectively, competitor selectively vulnerable, choosing mate choose, mate choose, mechanism inheritance, faced competitor, competitor selectively, choosing mate, selection process, dominant heterozygous,
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Approximate Word count = 1041
Approximate Pages = 4 (250 words per page double spaced)
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