lunes, 4 de junio de 2012

Important Words in The Selfish Gene



The Selfish Gene, by Richard Dawkins, is a scientific research book about the evolution of genes and its role in the lives of living things. Dawkins introduces many terms, many are related to biology, and I think it is important to know them. We defined them in class.
  1. Gene: replicator with high- copying fidelity. Any portion of chromosomal material that potentially lasts for enough generations to serve as a unit of natural selection. 
  2. Altruistic Selfishness: a concept where acts that are seen as purely being for the good of others, are really selfish and done for the survival of the organism that did the act. 
  3. Acquired Characteristics: traits that are gained or changed throughout a living thing's life, but are not passed on to the next generation since they are not embedded in the animal or plant's genes.
  4. Body: according to Richard Dawkins, gene preservers.  
  5. Proteins: chain of amino acids.
  6. DNA: nucleic acid that contains the genes of living things.
  7. Allele: rivals for the same slot on a chromosome.
  8. Mitosis: a process where a cell divides into two new copies, each with 46 chromosomes.

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