genetics
English Thesaurus
1. the branch of biology that studies heredity and variation in organisms (noun.cognition)
hyponym | : | cytogenetics, |
definition | : | the branch of biology that studies the cellular aspects of heredity (especially the chromosomes) (noun.cognition) |
hyponym | : | genomics, |
definition | : | the branch of genetics that studies organisms in terms of their genomes (their full DNA sequences) (noun.cognition) |
hyponym | : | proteomics, |
definition | : | the branch of genetics that studies the full set of proteins encoded by a genome (noun.cognition) |
hyponym | : | molecular genetics, |
definition | : | the branch of genetics concerned with the structure and activity of genetic material at the molecular level (noun.cognition) |
hyponym | : | pharmacogenetics, |
definition | : | the branch of genetics that studies the genetically determined variations in responses to drugs in humans or laboratory organisms (noun.cognition) |
domain member category | : | transformation, |
definition | : | (genetics) modification of a cell or bacterium by the uptake and incorporation of exogenous DNA (noun.act) |
domain member category | : | chromosome mapping, mapping, |
definition | : | (genetics) the process of locating genes on a chromosome (noun.act) |
domain member category | : | carrier, |
definition | : | (genetics) an organism that possesses a recessive gene whose effect is masked by a dominant allele; the associated trait is not apparent but can be passed on to offspring (noun.animal) |
domain member category | : | amphidiploid, |
definition | : | (genetics) an organism or cell having a diploid set of chromosomes from each parent (noun.animal) |
domain member category | : | diploid, |
definition | : | (genetics) an organism or cell having the normal amount of DNA per cell; i.e., two sets of chromosomes or twice the haploid number (noun.animal) |
domain member category | : | haploid, |
definition | : | (genetics) an organism or cell having only one complete set of chromosomes (noun.animal) |
domain member category | : | heteroploid, |
definition | : | (genetics) an organism or cell having a chromosome number that is not an even multiple of the haploid chromosome number for that species (noun.animal) |
domain member category | : | polyploid, |
definition | : | (genetics) an organism or cell having more than twice the haploid number of chromosomes (noun.animal) |
domain member category | : | cross, crossbreed, hybrid, |
definition | : | (genetics) an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species (noun.animal) |
domain member category | : | vector, |
definition | : | (genetics) a virus or other agent that is used to deliver DNA to a cell (noun.animal) |
domain member category | : | cosmid, |
definition | : | (genetics) a large vector that is made from a bacteriophage and used to clone genes or gene fragments (noun.animal) |
domain member category | : | character, |
definition | : | (genetics) an attribute (structural or functional) that is determined by a gene or group of genes (noun.attribute) |
domain member category | : | unit character, |
definition | : | (genetics) a character inherited on an all-or-none basis and dependent on the presence of a single gene (noun.attribute) |
domain member category | : | hereditary pattern, inheritance, |
definition | : | (genetics) attributes acquired via biological heredity from the parents (noun.attribute) |
domain member category | : | heterosis, hybrid vigor, |
definition | : | (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent (noun.attribute) |
domain member category | : | gene linkage, linkage, |
definition | : | (genetics) traits that tend to be inherited together as a consequence of an association between their genes; all of the genes of a given chromosome are linked (where one goes they all go) (noun.attribute) |
domain member category | : | fertilized ovum, zygote, |
definition | : | (genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell) (noun.body) |
domain member category | : | heterozygote, |
definition | : | (genetics) an organism having two different alleles of a particular gene and so giving rise to varying offspring (noun.body) |
domain member category | : | homozygote, |
definition | : | (genetics) an organism having two identical alleles of a particular gene and so breeding true for the particular characteristic (noun.body) |
domain member category | : | cistron, factor, gene, |
definition | : | (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity (noun.body) |
domain member category | : | allele, allelomorph, |
definition | : | (genetics) either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character (noun.body) |
domain member category | : | haplotype, |
definition | : | (genetics) a combination of alleles (for different genes) that are located closely together on the same chromosome and that tend to be inherited together (noun.body) |
domain member category | : | xx, |
definition | : | (genetics) normal complement of sex chromosomes in a female (noun.body) |
domain member category | : | xxx, |
definition | : | (genetics) abnormal complement of three X chromosomes in a female (noun.body) |
domain member category | : | xxy, |
definition | : | (genetics) abnormal complement of sex hormones in a male resulting in Klinefelter's syndrome (noun.body) |
domain member category | : | xy, |
definition | : | (genetics) normal complement of sex hormones in a male (noun.body) |
domain member category | : | xyy, |
definition | : | (genetics) abnormal complement of sex hormones in a male who has two Y chromosomes (noun.body) |
domain member category | : | sex chromosome, |
definition | : | (genetics) a chromosome that determines the sex of an individual (noun.body) |
domain member category | : | mendel's law, |
definition | : | (genetics) one of two principles of heredity formulated by Gregor Mendel on the basis of his experiments with plants; the principles were limited and modified by subsequent genetic research (noun.cognition) |
domain member category | : | recombination, |
definition | : | (genetics) a combining of genes or characters different from what they were in the parents (noun.event) |
domain member category | : | chromosomal mutation, genetic mutation, mutation, |
definition | : | (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism (noun.event) |
domain member category | : | deletion, |
definition | : | (genetics) the loss or absence of one or more nucleotides from a chromosome (noun.event) |
domain member category | : | inversion, |
definition | : | (genetics) a kind of mutation in which the order of the genes in a section of a chromosome is reversed (noun.event) |
domain member category | : | transposition, |
definition | : | (genetics) a kind of mutation in which a chromosomal segment is transfered to a new position on the same or another chromosome (noun.event) |
domain member category | : | insertional mutagenesis, |
definition | : | (genetics) a mutation caused by the insertion of exogenous DNA into a genome (noun.event) |
domain member category | : | gene mutation, point mutation, |
definition | : | (genetics) a mutation due to an intramolecular reorganization of a gene (noun.event) |
domain member category | : | reversion, |
definition | : | (genetics) a return to a normal phenotype (usually resulting from a second mutation) (noun.event) |
domain member category | : | saltation, |
definition | : | (genetics) a mutation that drastically changes the phenotype of an organism or species (noun.event) |
domain member category | : | dominance, |
definition | : | the organic phenomenon in which one of a pair of alleles present in a genotype is expressed in the phenotype and the other allele of the pair is not (noun.phenomenon) |
domain member category | : | position effect, |
definition | : | (genetics) the effect on the expression of a gene that is produced by changing its location in a chromosome (noun.phenomenon) |
domain member category | : | polymorphism, |
definition | : | (genetics) the genetic variation within a population that natural selection can operate on (noun.phenomenon) |
domain member category | : | single nucleotide polymorphism, snp, |
definition | : | (genetics) genetic variation in a DNA sequence that occurs when a single nucleotide in a genome is altered; SNPs are usually considered to be point mutations that have been evolutionarily successful enough to recur in a significant proportion of the population of a species (noun.phenomenon) |
domain member category | : | expression, |
definition | : | (genetics) the process of expressing a gene (noun.process) |
domain member category | : | meiosis, miosis, reduction division, |
definition | : | (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants) (noun.process) |
domain member category | : | replication, |
definition | : | (genetics) the process whereby DNA makes a copy of itself before cell division (noun.process) |
domain member category | : | segregation, |
definition | : | (genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametes (noun.process) |
domain member category | : | transcription, |
definition | : | (genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA; the process whereby a base sequence of messenger RNA is synthesized on a template of complementary DNA (noun.process) |
domain member category | : | transduction, |
definition | : | (genetics) the process of transfering genetic material from one cell to another by a plasmid or bacteriophage (noun.process) |
domain member category | : | translation, |
definition | : | (genetics) the process whereby genetic information coded in messenger RNA directs the formation of a specific protein at a ribosome in the cytoplasm (noun.process) |
domain member category | : | translocation, |
definition | : | (genetics) an exchange of chromosome parts (noun.process) |
domain member category | : | translate, |
definition | : | determine the amino-acid sequence of a protein during its synthesis by using information on the messenger RNA (verb.communication) |
domain member category | : | dominant, |
definition | : | (of genes) producing the same phenotype whether its allele is identical or dissimilar (adj.all) |
domain member category | : | recessive, |
definition | : | (of genes) producing its characteristic phenotype only when its allele is identical (adj.all) |
domain member category | : | haploid, haploidic, monoploid, |
definition | : | of a cell or organism having a single set of chromosomes (adj.all) |
domain member category | : | diploid, |
definition | : | of a cell or organism having two sets of chromosomes or twice the haploid number (adj.all) |
domain member category | : | polyploid, |
definition | : | of a cell or organism having more than twice the haploid number of chromosomes (adj.all) |
domain member category | : | triploid, |
definition | : | of a cell or organism having three complete sets of chromosomes (adj.all) |
domain member category | : | homozygous, |
definition | : | having identical alleles at corresponding chromosomal loci (adj.all) |
domain member category | : | heterozygous, |
definition | : | having dissimilar alleles at corresponding chromosomal loci (adj.all) |
domain member category | : | monogenic, |
definition | : | of or relating to an inheritable character that is controlled by a single pair of genes (adj.all) |
domain member category | : | polygenic, |
definition | : | of or relating to an inheritable character that is controlled by several genes at once; of or related to or determined by polygenes (adj.all) |
domain member category | : | univalent, |
definition | : | used of a chromosome that is not paired or united with its homologous chromosome during synapsis (adj.all) |
domain member category | : | bivalent, double, |
definition | : | used of homologous chromosomes associated in pairs in synapsis (adj.all) |
domain member category | : | multivalent, |
definition | : | used of the association of three or more homologous chromosomes during the first division of meiosis (adj.all) |
domain member category | : | parental, |
definition | : | designating the generation of organisms from which hybrid offspring are produced (adj.pert) |
domain member category | : | filial, |
definition | : | designating the generation or the sequence of generations following the parental generation (adj.pert) |
derivation | : | geneticist, |
definition | : | a biologist who specializes in genetics (noun.person) |
derivation | : | genetic, genetical, |
definition | : | of or relating to the science of genetics (adj.pert) |
derivation | : | geneticist, |
definition | : | a biologist who specializes in genetics (noun.person) |
derivation | : | genetic, genetical, |
definition | : | of or relating to the science of genetics (adj.pert) |
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