Get it on Google Play
New! Download Unionpedia on your Android™ device!
Faster access than browser!
And Ads-free!
New! Save your stuff! » Create account

Dominance (genetics)

+ Save concept Saved concepts

Dominance in genetics is a relationship between alleles of one gene, in which the effect on phenotype of one allele masks the contribution of a second allele at the same locus. [1]

87 relations: ABO (gene), ABO blood group system, Albinism, Allele, Alloenzyme, Allosome, Anemia, Aneuploidy, Antirrhinum, Apoptosis, Ataxia telangiectasia mutated, Autosome, Blood type, CEBPA, Central dogma of molecular biology, Central nervous system, Chromosome, Classical genetics, Dihybrid cross, DNA, Egg cell, Enzyme, Epistasis, Evolution of dominance, Fertilisation, Gamete, Gel electrophoresis of proteins, Gene, Genetic disorder, Genetics, Genotype, Globin, Glycoprotein, Gregor Mendel, Haploinsufficiency, Hardy–Weinberg principle, HBB, Hemoglobin, Huntington's disease, Huntington's Disease Outreach Project for Education at Stanford, Hybrid (biology), Hyperphenylalaninemia, Intellectual disability, Locus (genetics), Mammal, Meiosis, Melanin, Mendelian inheritance, Mendelian traits in humans, Mirabilis jalapa, ..., Mitochondrial DNA, Mutation, Natural selection, Nucleobase, Nucleotide, P53, Partial dominance hypothesis theory, Pea, Peroxisome proliferator-activated receptor gamma, Phenotype, Phenylalanine, Phenylalanine hydroxylase, Phenylketonuria, Protein, Protein isoform, Punnett square, Quantitative genetics, Red blood cell, RNA, Seed, Sequencing, Sex-determination system, Sexual reproduction, Siamese cat, Sickle cell trait, Sickle-cell disease, Sperm, Subscript and superscript, Testis determining factor, Transcription (genetics), Translation, Trinucleotide repeat disorder, Tyrosinase, X chromosome, Y chromosome, Zygosity, Zygote. Expand index (37 more) »

Histo-blood group ABO system transferase is an enzyme with glycosyltransferase activity which in humans is encoded by the ABO gene.

New!!: Dominance (genetics) and ABO (gene) · See more »

The ABO blood group system is the most important blood type system (or blood group system) in human blood transfusion.

New!!: Dominance (genetics) and ABO blood group system · See more »

Albinism in humans (from the Latin albus, "white"; see extended etymology, also called achromia, achromasia, or achromatosis) is a congenital disorder characterized by the complete or partial absence of pigment in the skin, hair and eyes due to absence or defect of tyrosinase, a copper-containing enzyme involved in the production of melanin.

New!!: Dominance (genetics) and Albinism · See more »

An allele, or allel, is one of a number of alternative forms of the same gene or same genetic locus.

New!!: Dominance (genetics) and Allele · See more »

Alloenzymes (or also called allozymes) are variant forms of an enzyme that are coded by different alleles at the same locus.

New!!: Dominance (genetics) and Alloenzyme · See more »

An allosome (also referred to as a sex chromosome, heterotypical chromosome, heterochromosome, or idiochromosome) is a chromosome that differs from an ordinary autosome in form, size, and behavior.

New!!: Dominance (genetics) and Allosome · See more »

Anemia or anaemia (also spelled anæmia) is usually defined as a decrease in the amount of red blood cells (RBCs) or hemoglobin in the blood.

New!!: Dominance (genetics) and Anemia · See more »

Aneuploidy is the presence of an abnormal number of chromosomes in a cell, such as having 45 or 47 chromosomes when 46 is expected.

New!!: Dominance (genetics) and Aneuploidy · See more »

Antirrhinums are a genus of plants commonly known as dragon flowers or snapdragons because of the flowers' fancied resemblance to the face of a dragon that opens and closes its mouth when laterally squeezed.

New!!: Dominance (genetics) and Antirrhinum · See more »

Apoptosis (from Ancient Greek ἀπό apo, "by, from, of, since, than" and πτῶσις ptōsis, "fall") is the process of programmed cell death that may occur in multicellular organisms.

New!!: Dominance (genetics) and Apoptosis · See more »

Ataxia telangiectasia mutated (ATM) is a serine/threonine protein kinase that is recruited and activated by DNA double-strand breaks.

New!!: Dominance (genetics) and Ataxia telangiectasia mutated · See more »

An autosome is a chromosome that is not an allosome (i.e., not a sex chromosome).

New!!: Dominance (genetics) and Autosome · See more »

A blood type (also called a blood group) is a classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells (RBCs).

New!!: Dominance (genetics) and Blood type · See more »

CCAAT/enhancer-binding protein alpha is a protein that in humans is encoded by the CEBPA gene.

New!!: Dominance (genetics) and CEBPA · See more »

The central dogma of molecular biology is an explanation of the flow of genetic information within a biological system.

New!!: Dominance (genetics) and Central dogma of molecular biology · See more »

The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal cord.

New!!: Dominance (genetics) and Central nervous system · See more »

A chromosome (''chromo-'' + ''-some'') is a packaged and organized structure containing most of the DNA of a living organism.

New!!: Dominance (genetics) and Chromosome · See more »

Classical genetics is the branch of genetics based solely on visible results of reproductive acts.

New!!: Dominance (genetics) and Classical genetics · See more »

Dihybrid cross is a cross between two pure lines (varieties, strains) that differ in two observed traits.

New!!: Dominance (genetics) and Dihybrid cross · See more »

Deoxyribonucleic acid (DNA) is a molecule that carries most of the genetic instructions used in the development, functioning and reproduction of all known living organisms and many viruses.

New!!: Dominance (genetics) and DNA · See more »

The egg cell, or ovum, is the female reproductive cell (gamete) in oogamous organisms.

New!!: Dominance (genetics) and Egg cell · See more »

Enzymes are macromolecular biological catalysts.

New!!: Dominance (genetics) and Enzyme · See more »

Epistasis is a phenomenon that consists of the effect of one gene being dependent on the presence of one or more 'modifier genes' (genetic background).

New!!: Dominance (genetics) and Epistasis · See more »

The evolution of dominance concerns the evolution of genetic dominance.

New!!: Dominance (genetics) and Evolution of dominance · See more »

Fertilisation (also known as conception, fecundation and syngamy) is the fusion of gametes to initiate the development of a new individual organism.

New!!: Dominance (genetics) and Fertilisation · See more »

A gamete (from Ancient Greek γαμετή gamete "wife") is a cell that fuses with another cell during fertilization (conception) in organisms that sexually reproduce.

New!!: Dominance (genetics) and Gamete · See more »

Protein electrophoresis is a method for analysing the proteins in a fluid or an extract.

New!!: Dominance (genetics) and Gel electrophoresis of proteins · See more »

A gene is a locus (or region) of DNA that encodes a functional RNA or protein product, and is the molecular unit of heredity.

New!!: Dominance (genetics) and Gene · See more »

A genetic disorder is a genetic problem caused by one or more abnormalities in the genome, especially a condition that is present from birth (congenital).

New!!: Dominance (genetics) and Genetic disorder · See more »

Genetics is the study of genes, heredity, and genetic variation in living organisms.

New!!: Dominance (genetics) and Genetics · See more »

The Genotype is that part (DNA sequence) of the genetic makeup of a cell, and therefore of an organism or individual, which determines a specific characteristic (phenotype) of that cell/organism/individual.

New!!: Dominance (genetics) and Genotype · See more »

The globins are a family of globular proteins, which are thought to share a common ancestor.

New!!: Dominance (genetics) and Globin · See more »

Glycoproteins are proteins that contain oligosaccharide chains (glycans) covalently attached to polypeptide side-chains.

New!!: Dominance (genetics) and Glycoprotein · See more »

Gregor Johann Mendel (20 July 1822 – 6 January 1884) was a German-speaking Moravian scientist and Augustinian friar who gained posthumous fame as the founder of the modern science of genetics.

New!!: Dominance (genetics) and Gregor Mendel · See more »

Haploinsufficiency occurs when a diploid organism has only a single functional copy of a gene (with the other copy inactivated by mutation) and the single functional copy does not produce enough of a gene product (typically a protein) to bring about a wild-type condition, leading to an abnormal or diseased state.

New!!: Dominance (genetics) and Haploinsufficiency · See more »

The Hardy–Weinberg principle, also known as the Hardy–Weinberg equilibrium, model, theorem, or law, states that allele and genotype frequencies in a population will remain constant from generation to generation in the absence of other evolutionary influences.

New!!: Dominance (genetics) and Hardy–Weinberg principle · See more »

Beta globin (also referred to as HBB, β-globin, haemoglobin beta, hemoglobin beta, or preferably haemoglobin subunit beta) is a globin protein, which along with alpha globin (HBA), makes up the most common form of haemoglobin in adult humans, the HbA.

New!!: Dominance (genetics) and HBB · See more »

Hemoglobin; also spelled haemoglobin and abbreviated Hb or Hgb, is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates (with the exception of the fish family Channichthyidae) as well as the tissues of some invertebrates.

New!!: Dominance (genetics) and Hemoglobin · See more »

Huntington's disease (HD) is a neurodegenerative genetic disorder that affects muscle coordination and leads to mental decline and behavioral symptoms.

New!!: Dominance (genetics) and Huntington's disease · See more »

The Huntington’s disease Outreach Project for Education at Stanford (HOPES) is a student-run project at Stanford University dedicated to making scientific information about Huntington's disease (HD) more readily accessible to patients and the public.

New!!: Dominance (genetics) and Huntington's Disease Outreach Project for Education at Stanford · See more »

In biology a hybrid, also known as cross breed, is the result of mixing, through sexual reproduction, two animals or plants of different breeds, varieties, species or genera.

New!!: Dominance (genetics) and Hybrid (biology) · See more »

Hyperphenylalaninemia is a medical condition characterized by mildly or strongly elevated levels of the amino acid phenylalanine in the blood.

New!!: Dominance (genetics) and Hyperphenylalaninemia · See more »

Intellectual disability (ID), also called intellectual development disorder (IDD) or general learning disability, and formerly known as mental retardation (MR), is a generalized neurodevelopmental disorder characterized by significantly impaired intellectual and adaptive functioning.

New!!: Dominance (genetics) and Intellectual disability · See more »

A locus (plural loci) is the specific location or position of a gene, DNA sequence, on a chromosome, in the field of genetics.

New!!: Dominance (genetics) and Locus (genetics) · See more »

Mammals (class Mammalia from Latin mamma "breast") are any members of a clade of endothermic amniotes distinguished from reptiles and birds by the possession of hair, three middle ear bones, mammary glands, and a neocortex (a region of the brain).

New!!: Dominance (genetics) and Mammal · See more »

Meiosis is a specialized type of cell division which reduces the chromosome number by half.

New!!: Dominance (genetics) and Meiosis · See more »

Melanin (μέλας - melas, "black, dark") is a broad term for a group of natural pigments found in most organisms (arachnids are one of the few groups in which it has not been detected).

New!!: Dominance (genetics) and Melanin · See more »

Mendelian inheritance is inheritance of biological features that follows the laws proposed by Gregor Johann Mendel in 1865 and 1866 and re-discovered in 1900.

New!!: Dominance (genetics) and Mendelian inheritance · See more »

Mendelian traits in humans concerns how, in Mendelian inheritance, a child receiving a dominant allele from either parent will have the dominant form of the phenotypic trait or characteristic.

New!!: Dominance (genetics) and Mendelian traits in humans · See more »

Mirabilis jalapa (the four o'clock flower or marvel of Peru) is the most commonly grown ornamental species of Mirabilis, and is available in a range of colours.

New!!: Dominance (genetics) and Mirabilis jalapa · See more »

Mitochondrial DNA (mtDNA or mDNA) is the DNA located in mitochondria, cellular organelles within eukaryotic cells that convert chemical energy from food into a form that cells can use, adenosine triphosphate (ATP).

New!!: Dominance (genetics) and Mitochondrial DNA · See more »

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.

New!!: Dominance (genetics) and Mutation · See more »

Natural selection is the differential survival and reproduction of individuals due to differences in phenotype; it is a key mechanism of evolution.

New!!: Dominance (genetics) and Natural selection · See more »

Nucleobases are nitrogen-containing biological compounds (nitrogenous bases) found linked to a sugar within nucleosides—the basic building blocks of deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).

New!!: Dominance (genetics) and Nucleobase · See more »

Nucleotides are organic molecules that serve as the monomers, or subunits, of nucleic acids like DNA and RNA.

New!!: Dominance (genetics) and Nucleotide · See more »

Tumor protein p53, also known as p53, cellular tumor antigen p53 (UniProt name), phosphoprotein p53, tumor suppressor p53, antigen NY-CO-13, or transformation-related protein 53 (TRP53), is any isoform of a protein encoded by homologous genes in various organisms, such as TP53 (humans) and Trp53 (mice).

New!!: Dominance (genetics) and P53 · See more »

The partial dominance hypothesis theory in genetics states that inbreeding depression is the result of the frequency increase of homozygous deleterious recessive or partially recessive alleles.

New!!: Dominance (genetics) and Partial dominance hypothesis theory · See more »

The pea is most commonly the small spherical seed or the seed-pod of the pod fruit Pisum sativum.

New!!: Dominance (genetics) and Pea · See more »

Peroxisome proliferator-activated receptor gamma (PPAR-γ or PPARG), also known as the glitazone receptor, or NR1C3 (nuclear receptor subfamily 1, group C, member 3) is a type II nuclear receptor that in humans is encoded by the PPARG gene.

New!!: Dominance (genetics) and Peroxisome proliferator-activated receptor gamma · See more »

A phenotype is the composite of an organism's observable characteristics or traits, such as its morphology, development, biochemical or physiological properties, phenology, behavior, and products of behavior (such as a bird's nest).

New!!: Dominance (genetics) and Phenotype · See more »

Phenylalanine (abbreviated as Phe or F) is an α-amino acid with the formula C6H5CH2CH(NH2)COOH.

New!!: Dominance (genetics) and Phenylalanine · See more »

Phenylalanine hydroxylase (PheOH, alternatively PheH or PAH) is an enzyme that catalyzes the hydroxylation of the aromatic side-chain of phenylalanine to generate tyrosine.

New!!: Dominance (genetics) and Phenylalanine hydroxylase · See more »

Phenylketonuria (PKU) (phenyl + ketone + -uria) is an inborn error of metabolism involving impaired metabolism of phenylalanine, one of the amino acids.

New!!: Dominance (genetics) and Phenylketonuria · See more »

Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.

New!!: Dominance (genetics) and Protein · See more »

A protein isoform is any of several different forms of the same protein.

New!!: Dominance (genetics) and Protein isoform · See more »

The Punnett square is a diagram that is used to predict an outcome of a particular cross or breeding experiment.

New!!: Dominance (genetics) and Punnett square · See more »

Quantitative genetics is a branch of population genetics that deals with phenotypes that vary continuously (in characters such as height or mass)—as opposed to discretely identifiable phenotypes and gene-products (such as eye-colour, or the presence of a particular biochemical).

New!!: Dominance (genetics) and Quantitative genetics · See more »

Red blood cells (RBCs), also called erythrocytes, are the most common type of blood cell and the vertebrate organism's principal means of delivering oxygen (O2) to the body tissues—via blood flow through the circulatory system.

New!!: Dominance (genetics) and Red blood cell · See more »

Ribonucleic acid (RNA) is a polymeric molecule implicated in various biological roles in coding, decoding, regulation, and expression of genes.

New!!: Dominance (genetics) and RNA · See more »

A seed is an embryonic plant enclosed in a protective outer covering known as the seed coat.

New!!: Dominance (genetics) and Seed · See more »

In genetics and biochemistry, sequencing means to determine the primary structure (sometimes falsely called primary sequence) of an unbranched biopolymer.

New!!: Dominance (genetics) and Sequencing · See more »

A sex-determination system is a biological system that determines the development of sexual characteristics in an organism.

New!!: Dominance (genetics) and Sex-determination system · See more »

Sexual reproduction is a form of reproduction where two morphologically distinct types of specialized reproductive cells called gametes fuse together, involving a female's large ovum (or egg) and a male's smaller sperm.

New!!: Dominance (genetics) and Sexual reproduction · See more »

The Siamese cat (วิเชียรมาศ,,, meaning "moon diamond") is one of the first distinctly recognized breeds of Oriental cat.

New!!: Dominance (genetics) and Siamese cat · See more »

Sickle cell trait (or sicklemia) describes a condition in which a person has one abnormal allele of the hemoglobin beta gene (is heterozygous), but does not display the severe symptoms of sickle cell disease that occur in a person who has two copies of that allele (is homozygous).

New!!: Dominance (genetics) and Sickle cell trait · See more »

Sickle-cell disease (SCD), also known as sickle-cell anaemia (SCA) and drepanocytosis, is a hereditary blood disorder, characterized by an abnormality in the oxygen-carrying haemoglobin molecule in red blood cells.

New!!: Dominance (genetics) and Sickle-cell disease · See more »

Sperm is the male reproductive cell and is derived from the Greek word (σπέρμα) sperma (meaning "seed").

New!!: Dominance (genetics) and Sperm · See more »

A subscript or superscript is a number, figure, symbol, or indicator that is smaller than the normal line of type and is set slightly below or above it.

New!!: Dominance (genetics) and Subscript and superscript · See more »

Testis-determining factor (TDF), also known as sex-determining region Y (SRY) protein, is a DNA-binding protein (also known as gene-regulatory protein/transcription factor) encoded by the SRY gene that is responsible for the initiation of male sex determination in humans.

New!!: Dominance (genetics) and Testis determining factor · See more »

Transcription is the first step of gene expression, in which a particular segment of DNA is copied into RNA (mRNA) by the enzyme RNA polymerase.

New!!: Dominance (genetics) and Transcription (genetics) · See more »

Translation is the communication of the meaning of a source-language text by means of an equivalent target-language text.

New!!: Dominance (genetics) and Translation · See more »

Trinucleotide repeat disorders (also known as trinucleotide repeat expansion disorders, triplet repeat expansion disorders or codon reiteration disorders) are a set of genetic disorders caused by trinucleotide repeat expansion, a kind of mutation where trinucleotide repeats in certain genes exceed the normal, stable threshold, which differs per gene.

New!!: Dominance (genetics) and Trinucleotide repeat disorder · See more »

Tyrosinase is an oxidase that is the rate-limiting enzyme for controlling the production of melanin.

New!!: Dominance (genetics) and Tyrosinase · See more »

The X chromosome is one of the two sex-determining chromosomes (allosomes) in many animal species, including mammals (the other is the Y chromosome), and is found in both males and females.

New!!: Dominance (genetics) and X chromosome · See more »

The Y chromosome is one of two sex chromosomes (allosomes) in mammals, including humans, and many other animals.

New!!: Dominance (genetics) and Y chromosome · See more »

Zygosity is the degree of similarity of the alleles for a trait in an organism.

New!!: Dominance (genetics) and Zygosity · See more »

A zygote (from Greek ζυγωτός zygōtos "joined" or "yoked", from ζυγοῦν zygoun "to join" or "to yoke"), is a eukaryotic cell formed by a fertilization event between two gametes.

New!!: Dominance (genetics) and Zygote · See more »

Redirects here:

Autorecessive, Autosomal Recessive, Autosomal dominant, Autosomal dominant disorder, Autosomal dominant inheritance, Autosomal recessive, Autosomal recessive disorder, Autosomal recessive gene, Autosomal recessive trait, Autosomal-dominant disease, Co-Dominance, Co-dominance, Co-dominant, Co-dominant expression, Codominance, Codominant, Dominance (genetic), Dominance Relationship, Dominance Relationships, Dominance relationship, Dominant allele, Dominant alleles, Dominant carrier, Dominant characteristics, Dominant disease, Dominant gene, Dominant genes, Dominant trait, Double recessive, Genes, dominant, Genes, recessive, Genetic dominance, Genetical dominance, Genetically dominant, Genetically recessive, Homozygous dominant, Homozygous recessive, Incomplete Dominance, Incomplete dominance, Incomplete dominant, Incompletely dominant, Partial Dominance, Partial dominance, Partial dominence, Recessive, Recessive (genetics), Recessive allele, Recessive characteristic, Recessive gene, Recessive genes, Recessive refuge, Recessive trait, Recessively, Recessiveness, Recessivity, Semi-dominance, Semidominance, Semidominant.


[1] https://en.wikipedia.org/wiki/Dominance_(genetics)

Hey! We are on Facebook now! »