mutated definition
a64e56c081a827142750193d0f40523a
mutateverb  [ I] uk ​ /mjuːˈteɪt/ us ​ /mjuːˈteɪt/. › to develop new physical characteristics because of a permanent change in the genes. These changes can happen naturally or can be produced by the use of chemicals or radiation: These bacteria have mutated into forms that are resistant to certain drugs. › to change from one thing or type of thing into another:
5ab7bf9143e7047a03f80b5224e33f2b
Mutation, Mutagens, and DNA Repair Outline We have been using the term 'mutation' pretty loosely up to this point in the course...now we need to define it more precisely: mutation-- a change in the genetic material (ie. DNA).
45e40972843b096d8a27f306d2b362b5
Mutations Substitution mutations are those where one nucleotide is replaced by another nucleotide. They are called transition if a purine is replaced by another purine, a pyrimidine is replaced by another pyrimidine or a transversion if a purine is replaced by a pyrimidine or pyrimidine by a purine.
a086aa5d2f32e41e43a7873d4b2a80ae
- A mutagen is defined as any chemical that can cause changes in the DNA sequence of an organism. These changes are called mutations ( hence mutation + genos (creator) = mutagen ). Some mutagens are well-known: For example UV radiation. UV has enoug...
142fd7d37076cf2eb493da82e8337082
- Mutagenicity is a specific term that refers to a permanent, heritable change in the structure or amount of genetic material of an organism and includes gene mutations as well as structural and numerical alterations in chromosomes (Eastmond et al.
ab97dc7bfff05e4c827ad4bae5d11989
- Variation. Definition. noun, plural: variations. (1) A difference or deviation (e.g. in structure, form, function) from the recognized norm or standard. (2) A modification in structure, form or function in an organism, deviating from other organisms of the same species or group.
51eb2a5904ed3226cabe45fdc584c3a8
Mutation Mutation, point mutation: isoleucine and point mutationsEncyclopædia Britannica, Inc.an alteration in the genetic material (the genome) of a cell of a living organism or of a virus that is more or less permanent and that can be transmitted to the cell’s or the virus’s descendants.
2239e5b4b2ca0a4ca07d5541f4778038
Mutation 1. A change in the chemistry of a gene that is perpetuated in subsequent divisions of the cell in which it occurs; a change in the sequence of base pairs in the chromosomal molecule. 2. De Vries, term for the sudden production of a species, as distinguished from variation. [L. muto, pp.
3bbf8ad290a55a3c46e26234772d8c6e
Mutations Mutation [ edit | edit source]. It is defined as a change in the DNA sequence of a cell's genome. Mutations can be divided into 3 classes or categories: 1  Genome mutations: Mutations that affect the number of chromosomes. 2  Chromosome mutations: Mutations that alter the structure of individual chromosomes. 3  Also known as Gross mutations.
a4329fa8bccf83c2cff281fa2b01c939
- A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. A Mutagen is an agent of substance that can bring about a permanent alteration to the physical composition of a DNA gene such that the genetic message is changed.
dbdc740161f3c589fe5330109b3f0def
Cancer Genes Mutation. As discussed in the introduction, mutations are changes in the genetic code that lead to different traits arising. These mutations can be passed down genetically and either be lost or become fixed. Since mutation usually affects a single individual in a population, the initial fraction is small and the probability of fixation is thus also small (high probability of loss).
d526c3b983e1fd79dd4beef9ecb49520
- Medical Definition of MUTATION. 1. : a relatively permanent change in hereditary material involving either a physical change in chromosome relations or a biochemical change in the codons that make up genes; also: the process of producing a mutation.2.: an individual, strain, or trait resulting from mutation.: a relatively permanent change in hereditary material involving either a physical change in chromosome relations or a biochemical change in the codons that make up genes; also: the process of producing a mutation b: an individual, strain, or trait resulting from mutation. — mu·ta·tion·al \-shnəl, -shə-nəl\ adjective.
460c06b1e3ebcb7a9d3ad9fa38ffed3b
mutation 2. a change or alteration. 3. (Genetics) a change in the chromosomes or genes of a cell. When this change occurs in the gametes the structure and development of the resultant offspring may be affected.
acfb49411bb7bae6524762aca740e786
mutation 3. (Genetics) a change in the chromosomes or genes of a cell. When this change occurs in the gametes the structure and development of the resultant offspring may be affected. See also inversion11. 4. (Genetics) another word for mutant1.
de543be7c68b98442d03615dbb331297
- Mutation is a change in the nucleotide sequence of genetic materials whether by substitution, duplication, insertion, deletion, or inversion.
e1b51339bf0b65912ac9e892bd3e499c
- Autosomal dominant. One mutated copy of the gene in each cell is sufficient for a person to be affected by an autosomal dominant disorder. Each affected person usually has one affected parent (illustration). Autosomal dominant disorders tend to occur in every generation of an affected family.
72975ea1266746d1e0f7e386c05c4227
Mutagenesis DNA damage is an abnormal alteration in the structure of DNA that cannot, itself, be replicated when DNA replicates. In contrast, a mutation is a change in the nucleic acid sequence that can be replicated; and hence a mutation can be inherited from one generation to the next.
b50bcb5b8942980c980d6dab5306b21c
Medical Definition of Mutation Mutation: A permanent change, a structural alteration, in the DNA or RNA. In humans and many other organisms, mutations occur in DNA. However, in retroviruses like HIV, mutations occur in RNA which is the genetic material of retroviruses.
bef75ff0bfb7127a71889ee02050c231
Definitions &Translations Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  mutant, mutation, variation, sport(noun) (biology) an organism that has characteristics resulting from chromosomal alteration. 2  mutant(adj) an animal that has undergone mutation. 3  mutant(adj) tending to undergo or resulting from mutation. a mutant gene.
ffeb7d600a45162ea7cd0f9edbe37930
- In biology, a mutation is a permanent change of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic elements.utations may or may not produce discernible changes in the observable characteristics (phenotype) of an organism. Mutations play a part in both normal and abnormal biological processes including: evolution, cancer, and the development of the immune system, including junctional diversity.
28acfaf178409c7b2c1533c01ae94723
The Rise of Andy Warhol If the most famous artist in America is Andrew Wyeth, and the second most famous is LeRoy Neiman (Hugh Hefner’s court painter, inventor of the Playboy femlin, and drawer of football stars for CBS), then Warhol is the third.
0ff5fd036beec452895d50cbc1b19fe9
Mutant Home » Mutant. Definition. noun, plural: mutants. (1) An organism, gene, or chromosome that is different from the wild type by one or more (new) characteristics as caused by mutation(s). (2) An organism or gene that is undergoing or resulting from mutation. (3) An organism with a new or different characteristic from the due to a mutation in its gene or chromosome.
0a1ad49294b61427765651a431818396
- Mutations. Mutation is a change in DNA, the hereditary material of life. An organism's DNA affects how it looks, how it behaves, and its physiology  all aspects of its life.
5a8bd2519babf7fa5f5cda0a6d437a39
mutation mutation. n. 1. (Genetics) the act or process of mutating; change; alteration. 2. a change or alteration. 3. (Genetics) a change in the chromosomes or genes of a cell. When this change occurs in the gametes the structure and development of the resultant offspring may be affected. See also inversion 11. 4. (Genetics) another word for mutant 1.
2b5cbf88134605c4770af6ea7ca65dd7
- Definition. 1  A mutagen is a substance or agent that causes an increase in the rate of change in genes (subsections of the DNA of the body's cells). 2  These mutations (changes) can be passed along as the cell reproduces, sometimes leading to defective cells or cancer.
141d19118f8e496dae27e70006daf0b9
DNA RNA noun, plural: frameshift mutations. A type of gene mutation wherein the addition or deletion of (a number of) nucleotide (s) causes a shift in the reading frame of the codons in the mRNA, thus, may eventually lead to the alteration in the amino acid sequence at protein translation. Supplement. Mutations involving the genes are of two major types: