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  1. Punnett square - Wikipedia

    • The Punnett square is a visual representation of Mendelian inheritance, a fundamental concept in genetics discovered by Gregor Mendel. [10] For multiple traits, using the "forked-line method" is typically much easier than the Punnett square. 展开

    Overview

    The Punnett square is a square diagram that is used to predict the genotypes of a particular cross or breeding … 展开

    Zygosity

    Zygosity refers to the grade of similarity between the alleles that determine one specific trait in an organism. In its simplest form, a pair of alleles can be either homozygous or heterozygous. Homozygosity, w… 展开

    Monohybrid cross

    "Mono-" means "one"; this cross indicates that the examination of a single trait. This could mean (for example) eye color. Each genetic locus is always represented by two letters. So in the case of eye color, say "B = Brown eyes" an… 展开

    Dihybrid cross

    More complicated crosses can be made by looking at two or more genes. The Punnett square works, however, only if the genes are independent of each other, which means that having a particular allele of gene "A" does not alter th… 展开

    See also

    Mendelian inheritance
    Karnaugh map, a similar diagram used for Boolean algebra simplification 展开

     
  1. Charts for Understanding DNA Inheritance – Family Locket

  2. Punnett Square Calculator

  3. Punnett Square Calculator | Genetics Calculator

    2024年11月11日 · It comes as handy if you want to calculate the genotypic ratio, the phenotypic ratio, or if you're looking for a simple, ready-to-go, dominant and recessive traits chart. Moreover, our Punnet square maker allows you to …

  4. DNA Painter | Shared cM Project 4.0 tool v4 with …

    2020年3月26日 · How to read this chart. Relationship Average Range (low to high; 99th percentile) Great-Great-Great-Grandparent. GGGG Aunt / Uncle. Great-Great-Grandparent. GGG Aunt / Uncle. Half GG-Aunt / Uncle 208 103 – …

  5. Genetic Inheritance Patterns – Michigan Genetics …

    Learn how to use pedigrees to illustrate single gene and multifactorial traits in families. Explore different modes of inheritance, genetic variation, and common chronic disorders with pedigrees and examples.

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  7. Pedigree Analysis Chart - Definition, Symbols, Types

    Learn how to use a pedigree chart to study the inheritance of genes and traits in families. Find out the symbols, types, examples and importance of pedigree analysis for different modes of inheritance.

  8. Pedigree - National Human Genome Research Institute

    3 天之前 · A pedigree, as related to genetics, is a chart that diagrams the inheritance of a trait or health condition through generations of a family. The pedigree particularly shows the relationships among family members and, …

  9. DNA Painter | Visualizations and chromosome …

    For more specific advice on genetic genealogy and how to draw conclusions from your chromosome mapping, I highly recommend the blogs and resources linked in the 'Further Reading' sections of the glossary, along with the Genetic …

  10. Pedigree Charts | DP IB Biology Revision Notes 2023