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- https://bio.libretexts.org/Courses/Norco_College/OpenStax_Biology_2e_for_Norco_College/13%3A_Modern_Understandings_of_InheritanceThe gene is the physical unit of inheritance, and genes are arranged in a linear order on chromosomes. The behaviors and interactions of chromosomes during meiosis explain, at a cellular level, the pa...The gene is the physical unit of inheritance, and genes are arranged in a linear order on chromosomes. The behaviors and interactions of chromosomes during meiosis explain, at a cellular level, the patterns of inheritance that we observe in populations. Genetic disorders involving alterations in chromosome number or structure may have dramatic effects and can prevent a fertilized egg from developing altogether.
- https://bio.libretexts.org/Courses/Canada_College/Human_Biology_Biol_011_Textbook/08%3A_Inheritance/8.01%3A_Case_Study-_Genes_and_InheritancePeople tend to look similar to their biological parents, but, you can also inherit traits from your parents that you can't see.
- https://bio.libretexts.org/Courses/City_College_of_San_Francisco/Introduction_to_Genetics/11%3A_Pedigrees_and_Populations/11.02%3A_Pedigree_AnalysisThis page discusses pedigree charts, which are diagrams that show the phenotypes or genotypes of an organism and its ancestors to track genetic diseases within families. They utilize standardized symb...This page discusses pedigree charts, which are diagrams that show the phenotypes or genotypes of an organism and its ancestors to track genetic diseases within families. They utilize standardized symbols to represent sex, relationships, and traits, helping geneticists analyze inheritance patterns and disease probabilities. Accuracy is vital, but errors can occur from family memories or clinical diagnoses.
- https://bio.libretexts.org/Courses/City_College_of_San_Francisco/Introduction_to_Genetics/11%3A_Pedigrees_and_PopulationsThe basic concepts of genetics described in the preceding chapters can be applied to almost any eukaryotic organism. However, some techniques, such as test crosses, can only be performed with model o...The basic concepts of genetics described in the preceding chapters can be applied to almost any eukaryotic organism. However, some techniques, such as test crosses, can only be performed with model organisms or other species that can be experimentally manipulated. To study the inheritance patterns of genes in humans and other species for which controlled matings are not possible, geneticists use the analysis of pedigrees and populations.
- https://bio.libretexts.org/Courses/City_College_of_San_Francisco/Introduction_to_Genetics/06%3A_Sex_Chromosomes__Sex_Linkage/6.05%3A_Y-Linked_GenesThis page discusses the Y chromosome, containing about 200 genes mainly related to male sex determination and fertility, with the SRY gene playing a key role. It highlights unique Y-linked traits and ...This page discusses the Y chromosome, containing about 200 genes mainly related to male sex determination and fertility, with the SRY gene playing a key role. It highlights unique Y-linked traits and the concept of paternal inheritance, noting that Y-linked traits impact only male offspring and that the dominance-recessive paradigm is not applicable due to the presence of a single allele in males.
- https://bio.libretexts.org/Courses/City_College_of_San_Francisco/Introduction_to_Genetics/03%3A_Meiosis_-_Sexual_ReproductionThis page outlines the key principles of biological inheritance, emphasizing the benefits of sexual reproduction over asexual reproduction. It highlights how sexual reproduction fosters genetic variat...This page outlines the key principles of biological inheritance, emphasizing the benefits of sexual reproduction over asexual reproduction. It highlights how sexual reproduction fosters genetic variation through the fusion of sex cells and meiosis, which reduces chromosome numbers. While asexual reproduction may allow for quicker population growth, sexual reproduction prevails in multicellular organisms due to its evolutionary advantages linked to genetic diversity.
- https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/Biology_(Kimball)/07%3A_Cell_Division/7.06%3A_Sex_ChromosomesThis page explores human sexual chromosomes, focusing on the roles of X and Y chromosomes in sex determination, the significance of the SRY gene, and examples of genetic conditions like hemophilia and...This page explores human sexual chromosomes, focusing on the roles of X and Y chromosomes in sex determination, the significance of the SRY gene, and examples of genetic conditions like hemophilia and Turner syndrome. It also discusses sex determination in other species, including Klinefelter's syndrome, the role of the X chromosome in fruit flies, and ZZ/ZW systems in birds.
- https://bio.libretexts.org/Courses/City_College_of_San_Francisco/Introduction_to_Genetics/09%3A_Mutation_and_Variation/9.08%3A_Linkage_and_Mapping/9.8.05%3A__Inferring_Recombination_From_Genetic_DataThis page explores the difficulties of inferring allele arrangements in genetic studies without direct chromosome analysis. It highlights the importance of parental genotypes in determining allele con...This page explores the difficulties of inferring allele arrangements in genetic studies without direct chromosome analysis. It highlights the importance of parental genotypes in determining allele configurations (cis or trans) and details an experiment with dihybrid organisms from pure-breeding lines. A testcross with recessive individuals helps identify gamete genotypes, enabling calculation of recombination frequencies from observed phenotypes.
- https://bio.libretexts.org/Bookshelves/Human_Biology/Human_Biology_(Wakim_and_Grewal)/08%3A_InheritanceThis chapter provides the molecular background for understanding heredity; explains Mendelian and non-Mendelian inheritance in humans; some genetic disorders and their treatment, and explores recent a...This chapter provides the molecular background for understanding heredity; explains Mendelian and non-Mendelian inheritance in humans; some genetic disorders and their treatment, and explores recent advances in genetics.
- https://bio.libretexts.org/Courses/Gettysburg_College/01%3A_Ecology_for_All/03%3A_Introduction_to_Evolution/3.06%3A_Common_Misconceptions_about_EvolutionAlthough the theory of evolution initially generated some controversy, by 20 years after the publication of On the Origin of Species it was almost universally accepted by biologists, particularly youn...Although the theory of evolution initially generated some controversy, by 20 years after the publication of On the Origin of Species it was almost universally accepted by biologists, particularly younger biologists. Nevertheless, the theory of evolution is a difficult concept and misconceptions about how it works abound. In addition, there are those that reject it as an explanation for the diversity of life.
- https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/Biology_(Kimball)/08%3A_The_Genetic_Consequences_of_MeiosisThis page outlines the contributions of Gregor Mendel to the principles of inheritance, particularly through his pea plant experiments between 1858 and 1866. It highlights the significance of monohybr...This page outlines the contributions of Gregor Mendel to the principles of inheritance, particularly through his pea plant experiments between 1858 and 1866. It highlights the significance of monohybrid crosses and includes advancements made by Harriet Creighton and Barbara McClintock in 1932 regarding chromosome recombination.
