what is the relationship between genetics and heredity?
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Heredity, also called inheritance or biological inheritance, is the passing on of traits from parents to their offspring; either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents.
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Homozygous: You inherit the same version of the gene from each parent, so you have two matching genes. Heterozygous: You inherit a different version of a gene from each parent. They do not match.
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DNA contains the instructions, genes, to make proteins that tell what genetic traits the person will have. The DNA along with the proteins make up the chromosomes. The chromosomes are then passed on to the offspring, and with the DNA inside the chromosomes and translation of the genes, its traits are decided.
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Gene: The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a function. An official definition: According to the official Guidelines for Human Gene Nomenclature, a gene is defined as "a DNA segment that contributes to phenotype/function.
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Mendelian inheritance are dominant traits, no blending whichever dominant or recessive . These characteristics are directed by one genetic locus. Polygenic are directed by alleles at two or more loci and each locus has some influence on the phenotype.
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What is the relationship between Hox genes and embryological development? ... These genes direct and control the head-to-tail organization of many organisms and they are involved in the developmental processes of embryos. More importantly, they are considered homologous because they are inherited from the ancestors.
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Dominance is a relationship between two alleles of a gene and their associated phenotypes. A "dominant" allele is dominant to a particular allele of the same gene that can be inferred from the context, but it may be recessive to a third allele, and codominant to a fourth.
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Some people confuse pleiotropy and polygenic inheritance. The major difference between the two is that pleiotropy is when one gene affects multiple characteristics (e.g. Marfan syndrome) and polygenic inheritance is when one trait is controlled by multiple genes (e.g. skin pigmentation).
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Heredity is the passing of Genes from parents to offspring. A Chromosome is the structure that holds the genetic material (DNA). DNA is the genetic material that provides instructions for all the body's functions. A Gene is a section of DNA that provides instructions for specific traits.
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The human process of growth and development are the result of two interrelated factors: heredity and environment.
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Mendel's principle of segregation states that during gamete formation the alleles in each gene segregate and pass randomly into gametes. In a monohybrid cross, the F2 generation displays two phenotypes in a 3:1 ratio.
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In linguistics, genetic relationship or genealogical relationship are terms for the relationship which exists between languages that are members of the same language family. ... Two languages are considered to be genetically related if one is descended from the other or if both are descended from a common ancestor.
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A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins. ... In humans, genes vary in size from a few hundred DNA bases to more than 2 million bases.
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Genotype is the collection of genes responsible for the various genetic traits of a given organism. Genotype refers specifically to the genes, not the traits; that is, the raw information in an organism's DNA. ... An allele can be made up of two dominant genes, a dominant and a recessive gene, or two recessive genes.
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Mendelian inheritance refers to the inheritance of traits controlled by a single gene with two alleles, one of which may be completely dominant to the other. ... Because of the small size of the Y chromosome, most sex-linked traits are controlled by genes on the X chromosome. These traits are called X-linked traits.
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As nouns the difference between biology and genetics is that biology is the study of all life or living matter while genetics is (biology|genetics) the branch of biology that deals with the transmission and variation of inherited characteristics, in particular chromosomes and dna.
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Inheritance is the process by which genetic information is passed on from parent to child. ... Inheritance describes how genetic material is passed on from parent to child.