• Thumbnail for Mutation accumulation theory
    The mutation accumulation theory of aging was first proposed by Peter Medawar in 1952 as an evolutionary explanation for biological aging and the associated...
    10 KB (1,279 words) - 12:20, 26 November 2024
  • variability in the lifespans of organisms. The classical theories of evolution (mutation accumulation, antagonistic pleiotropy, and disposable soma) suggest...
    55 KB (6,801 words) - 18:19, 26 November 2024
  • catastrophe, somatic mutation, accumulation of genetic material (DNA) damage (DNA damage theory of aging) and dysdifferentiation. The system theories include the...
    58 KB (7,177 words) - 15:52, 23 May 2025
  • Thumbnail for Biogerontology
    body from the environment or resulting from cell metabolism. Mutation accumulation theory was first proposed by Peter Medawar in 1952 as an evolutionary...
    24 KB (2,946 words) - 07:17, 2 June 2025
  • The DNA damage theory of aging proposes that aging is a consequence of unrepaired accumulation of naturally occurring DNA damage. Damage in this context...
    97 KB (11,166 words) - 18:24, 9 June 2025
  • A mutation accumulation (MA) experiment is a genetic experiment in which isolated and inbred lines of organisms (so-called MA lines) are maintained such...
    17 KB (2,414 words) - 15:46, 12 August 2022
  • Thumbnail for Evolution
    Evolution (redirect from Mutation-selection)
    genomes frequently have AT-biased mutation. Contemporary thinking about the role of mutation biases reflects a different theory from that of Haldane and Fisher...
    241 KB (25,139 words) - 20:03, 25 June 2025
  • Thumbnail for Mutation rate
    characterizing the mutation rate is the mutation accumulation line. Mutation accumulation lines have been used to characterize mutation rates with the Bateman-Mukai...
    28 KB (3,328 words) - 09:52, 8 June 2025
  • neutral mutations has led to the development of the neutral theory of molecular evolution, which is an important and often-controversial theory that proposes...
    25 KB (3,429 words) - 19:38, 9 April 2025
  • Thumbnail for Antagonistic pleiotropy hypothesis
    and potentially all living domains... ". Evolution of ageing Mutation accumulation theory Williams GC (1957). "Pleiotropy, natural selection, and the evolution...
    22 KB (2,820 words) - 16:04, 28 November 2024
  • lifespans and earlier reproductive periods. Classical theories of aging include: Mutation Accumulation Theory of Aging - Because extrinsic mortality is so high...
    11 KB (1,324 words) - 17:52, 26 November 2024
  • Genetic load (redirect from Mutation load)
    increases the accumulation of mutation load, culminating in extinction via mutational meltdown. The accumulation of deleterious mutations in humans has...
    20 KB (2,477 words) - 14:52, 21 May 2025
  • Thumbnail for Neutral theory of molecular evolution
    neutral mutation is one that does not affect an organism's ability to survive and reproduce. The neutral theory assumes that most mutations that are...
    33 KB (3,968 words) - 15:51, 24 June 2025
  • confused with the concept of an error catastrophe) is the accumulation of harmful mutations in a small population, which leads to loss of fitness and...
    12 KB (1,461 words) - 19:42, 24 May 2025
  • Aging Mutation accumulation theory of aging Neuroendocrine theory of aging Order to disorder theory of aging Rate of living theory Redundant DNA theory Reliability...
    7 KB (586 words) - 22:46, 16 January 2024
  • generation to the next, and the random occurrence of mutations in these alleles. The mathematical theory of the coalescent was developed independently by...
    28 KB (3,257 words) - 20:52, 15 December 2024
  • due to accumulation of mutations and decreases in response to natural selection and genetic drift. Mutation accumulation occurs when mutations of small...
    32 KB (4,044 words) - 01:41, 9 April 2025
  • international interaction is necessary. 1952 Peter Medawar proposed the mutation accumulation theory to explain how the aging process could have evolved. 1954 Vladimir...
    207 KB (19,207 words) - 03:33, 20 June 2025
  • Meme (redirect from Meme theory)
    original idea involving mutation "by random change and a form of Darwinian selection". Internet memes are an example of Dawkins' meme theory at work in the sense...
    74 KB (8,551 words) - 06:23, 2 June 2025
  • Thumbnail for Porphyria
    are inherited from one or both of a person's parents and are due to a mutation in one of the genes that make heme. They may be inherited in an autosomal...
    64 KB (6,591 words) - 21:56, 29 May 2025
  • Thumbnail for Muller's ratchet
    in an accumulation of irreversible deleterious mutations. This happens because in the absence of recombination, and assuming reverse mutations are rare...
    15 KB (1,798 words) - 13:11, 3 April 2025
  • from age-related causes. Current ageing theories are assigned to the damage concept, whereby the accumulation of damage (such as DNA oxidation) may cause...
    89 KB (10,724 words) - 15:32, 17 June 2025
  • maintenance, leading to increased cellular damage, shortened telomeres, accumulation of mutations, compromised stem cells, and ultimately, senescence. Although...
    36 KB (4,388 words) - 18:15, 26 November 2024
  • pseudogenes. More recently, there has been an effort to use the MA (mutation accumulation) method and high-throughput sequencing (e.g., ). The canonical DNA...
    28 KB (3,379 words) - 17:59, 18 June 2025
  • Goldschmidt believed that the neo-Darwinian view of gradual accumulation of small mutations was important but could account for variation only within species...
    17 KB (1,876 words) - 23:12, 9 February 2025
  • Thumbnail for Mutation
    In biology, a mutation is an alteration in the nucleic acid sequence of the genome of an organism, virus, or extrachromosomal DNA. Viral genomes contain...
    119 KB (14,264 words) - 07:00, 9 June 2025
  • Thumbnail for Masatoshi Nei
    Masatoshi Nei (category Mutationism)
    between species occurs as a passive process of accumulation of interspecific incompatibility mutations In the early 1960s and 1970s, there was a great...
    21 KB (2,091 words) - 18:22, 12 March 2025
  • Thumbnail for Modern synthesis (20th century)
    Modern synthesis (20th century) (category Biology theories)
     81–82. Provine 2001, pp. 109–114. Castle, W. E. (7 April 1905). "The Mutation Theory of Organic Evolution, from the Standpoint of Animal Breeding". Science...
    74 KB (7,691 words) - 20:57, 26 March 2025
  • Thumbnail for Evolution of sexual reproduction
    the first to suggest that the combined effects of parasitism and mutation accumulation can lead to an increased advantage to sex under conditions not otherwise...
    82 KB (9,851 words) - 16:28, 23 June 2025
  • Masel, C. W. Birky, Jr. and W. L. Nicholson (2007). "The roles of mutation accumulation and selection in loss of sporulation in experimental populations...
    62 KB (7,019 words) - 18:12, 17 June 2025