what is segregation in biology
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What is segregation in biology? Segregation is the separation of homologous pairs of chromosomes during meiosis. Meiosis reduces chromosome number by half from diploid (2n) to haploid (n) in the production of gametes for recombination through fertilization that restores diploid (2n) chromosome number in sexual reproduction.
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- According to the principle of segregation, for any particular trait, the pair of alleles of each parent separate and only one allele passes from each parent on to an offspring. Which allele in a parent's pair of alleles is inherited is a matter of chance.
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segregation 1 : separation of individuals or groups and especially racial groups — compare desegregation de facto segregation : segregation of racial groups that arises as a result of economic, social, or other factors rather than by operation or enforcement of laws or other official state action de jure segregation : segregation intended or mandated by law or ...
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Chapter 8: Cell Reproduction Part 2/2 (1) the segregation between one allelic pair occurs independently from other allelic pairs (in meiosis, homologous chromosomes are sorted into daughter cells independently of one another), (2) helps explain the high amount of variation among offspring.
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What Is Replication in Biology? Quick Answer. Replication in biology is the process of duplicating or producing an exact copy of the DNA involving many enzymes that split down the mother cell and create 'daughter' copies. Replication is the primary and the most significant aspect of cell division. Continue Reading.
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Mendel's Law of Segregation See: Genes, Traits and Mendel's Law of Segregation. Genetic Dominance. Mendel formulated the law of segregation as a result of performing monohybrid cross experiments on plants.
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Definitions &Translations Definitions for Sequestrationˌsi kwɛsˈtreɪ ʃən, sɪ kwɛs-. segregation, sequestration(noun) the act of segregating or sequestering. sequestration of the jury. sequestration(noun) the action of forming a chelate or other stable compound with an ion or atom or molecule so that it is no longer available for reactions.
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Segregation The law of segregation is commonly known also as Mendel 's First Law and this is the idea that every inheritable trait or gene as we now call them is controlled by a pair of factors or alleles and those pairs of alleles , when you make gametes separate from each other so that for example if you have a dominant version of allele and a recessive ...
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Epistatic gene Nucleus, in biology, a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the nuclear membrane.
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Synapsis For the plant genus, see Synapsis (plant) . Synapsis (also called syndesis) is the pairing of two homologous chromosomes that occurs during meiosis. It allows matching-up of homologous pairs prior to their segregation, and possible chromosomal crossover between them.Synapsis takes place during prophase I of meiosis.or the plant genus, see Synapsis (plant) . Synapsis (also called syndesis) is the pairing of two homologous chromosomes that occurs during meiosis. It allows matching-up of homologous pairs prior to their segregation, and possible chromosomal crossover between them.
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Difference Between Segregation and Independent Assortment Segregation vs Independent Assortment. The characters of one generation should pass into the next through reproduction, and the inheritance mechanisms of traits were revealed with the work of Gregor Mendel who described those in two main laws.
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Sex segregation Sex segregation is the physical, legal, and cultural separation of people according to their biological sex.This is distinct from gender segregation, which is the separation of people according to social constructions of gender.In certain circumstances, sex segregation is controversial.he term “sex” in “sex segregation” refers to apparent biological distinctions between men and women, used in contrast to “gender”. The term “segregation” refers to separation of the sexes, which can be enforced by rules, laws, and policies, or be a de facto outcome in which people are separated by sex.
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- Meiosis /maɪˈoʊsɨs/ is a specialized type of cell division which reduces the chromosome number by half. This process occurs in all sexually reproducing single-celled and multi-celled eukaryotes, including animals, plants, and fungi.eiosis produces haploid gametes with one set of 23 chromosomes. When two gametes (an egg and a sperm) fuse, the resulting zygote is once again diploid, with the mother and father each contributing 23 chromosomes.
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- PLEASE HELP ME! I HATE BIOLOGY! 1) Random separation and distribution of paired chromosomes occurs during... 2)In fruit flies with the curly wing mutation, the wings will be straight if the flies are kept at 16°C, but curly if they are kept at 25°C.
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Racial segregation Segregation is separation of humans into racial groups in daily life. It may apply to activities such as eating in a restaurant, drinking from a water fountain, using a public toilet, attending school, going to the movies, riding on a bus, or in the rental or purchase of a home.iji's case is a situation of de facto ethnic segregation. Fiji has a long complex history with more than 3500 years as a divided tribal nation. Unification under the British rule as a colony for 96 years brought other racial groups, particularly immigrants from the Indian subcontinent.
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MEIOSIS (meioses) cell division; cellular division (the process in reproduction and growth by which a cell divides to form daughter cells) Meronyms (parts of meiosis): segregation ((genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametes)
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- Segregation is the separation of materials. More specifically, it may refer to: Material segregation - Enrichment of a material constituent at a free surface or an internal interface of a material. Particle segregation - Tendency of particulate solids to segregate by size, density, shape and other properties.
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translocation translocation. n. 1. (Genetics) genetics the transfer of one part of a chromosome to another part of the same or a different chromosome, resulting in rearrangement of the genes.2. (Botany) botany the transport of minerals, sugars, etc, in solution within a plant. 3. a movement from one position or place to another.ranslocation. n. 1. (Genetics) genetics the transfer of one part of a chromosome to another part of the same or a different chromosome, resulting in rearrangement of the genes.
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Racial segregation Segregation is the separation of humans into ethnic or racial groups in daily life. It may apply to activities such as eating in a restaurant, drinking from a water fountain, using a public toilet, attending school, going to the movies, riding on a bus, or in the rental or purchase of a home.
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Mendel's Law of Segregation Definition: The principles that govern heredity were discovered by a monk named Gregor Mendel in the 1860's. One of these principles, now called Mendel's law of segregation, states that allele pairs separate or segregate during gamete formation, and randomly unite at fertilization. There are four main concepts related to this principle. They are as follows: 1  A gene can exist in more than one form. 2  Organisms inherit two alleles for each trait. 3  When sex cells are produced (by meiosis), allele pairs separate leaving each cell with a single allele for each trait. 4  When the two alleles of a pair are different, one is dominant and the other is recessive.
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Cell Biology Another subfield of cell biology concerns the genetics of the cell and its tight interconnection with the proteins controlling the release of genetic information from the nucleus to the cell cytoplasm. Yet another subfield focuses on the structure of cell components, known as subcellular compartments.
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Cell Biology/Cell division/Mitosis In biology, Mitosis is the process of chromosome segregation and nuclear division that follows replication of the genetic material in eukaryotic cells. This process assures that each daughter nucleus receives a complete copy of the organism's genetic material.
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Sex segregation The term “sex” in “sex segregation” refers to apparent biological distinctions between men and women, used in contrast to “gender”. The term “segregation” refers to separation of the sexes, which can be enforced by rules, laws, and policies, or be a de facto outcome in which people are separated by sex.he term “sex” in “sex segregation” refers to apparent biological distinctions between men and women, used in contrast to “gender”. The term “segregation” refers to separation of the sexes, which can be enforced by rules, laws, and policies, or be a de facto outcome in which people are separated by sex.
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- A Cornish game hen is a small breed of chicken weighing less than 2 pounds. Cornish game hens have a high ratio of bone to meat, and most cooks allow 1 bird per diner.
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What is Mendel's Law of Independent Assortment and Law of Segregation? Mendel’s Law of Segregation During the separation of homologous chromosome during anaphase I of Meiosis, alleles located on homolgous chromosomes are separated into gametes. Offspring inherits one allele from each parent. Mendel’s Law of Independent Assortment The separation of alleles of one gene pair is independent of the separation of alleles of other gene pairs during meiosis. Only applies to genes that are unlinked or are located far enough on the same chromosome; on different pairs of homologous chromosome. Hikoto · 8 years ago.
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Mendel's Law of Segregation Definition: The principles that govern heredity were discovered by a monk named Gregor Mendel in the 1860's. One of these principles, now called Mendel's law of segregation, states that allele pairs separate or segregate during gamete formation, and randomly unite at fertilization. There are four main concepts related to this principle. They are as follows: A gene can exist in more than one form or allele.