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  2. Punnett square - Wikipedia

    en.wikipedia.org/wiki/Punnett_square

    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. Phenotypes may be predicted with at least better-than-chance accuracy using a Punnett square, but the ...

  3. Karnaugh map - Wikipedia

    en.wikipedia.org/wiki/Karnaugh_map

    The brown region is an overlap of the red 2×2 square and the green 4×1 rectangle. The K-map for the inverse of f is shown as gray rectangles, which correspond to maxterms. Once the Karnaugh map has been constructed and the adjacent 1s linked by rectangular and square boxes, the algebraic minterms can be found by examining which variables stay ...

  4. Reginald Punnett - Wikipedia

    en.wikipedia.org/wiki/Reginald_Punnett

    Reginald Punnett. Reginald Crundall Punnett FRS (/ ˈpʌnɪt /; 20 June 1875 – 3 January 1967) [1][2][3][4][5] was a British geneticist who co-founded, with William Bateson, the Journal of Genetics in 1910. Punnett is probably best remembered today as the creator of the Punnett square, a tool still used by biologists to predict the ...

  5. Mendelian inheritance - Wikipedia

    en.wikipedia.org/wiki/Mendelian_inheritance

    e. Mendelian inheritance (also known as Mendelism) is a type of biological inheritance following the principles originally proposed by Gregor Mendel in 1865 and 1866, re-discovered in 1900 by Hugo de Vries and Carl Correns, and later popularized by William Bateson. [1] These principles were initially controversial.

  6. Test cross - Wikipedia

    en.wikipedia.org/wiki/Test_cross

    Test cross types. A test cross involves crossing an individual organism with a dominant genotype or phenotype with another organism exhibiting a recessive genotype or phenotype. To better grasp the concept of test crossing, let's explore various types of crosses involving one or more genes of interest.

  7. Sensitivity and specificity - Wikipedia

    en.wikipedia.org/wiki/Sensitivity_and_specificity

    Sensitivity (true positive rate) is the probability of a positive test result, conditioned on the individual truly being positive. Specificity (true negative rate) is the probability of a negative test result, conditioned on the individual truly being negative. If the true status of the condition cannot be known, sensitivity and specificity can ...

  8. Contingency table - Wikipedia

    en.wikipedia.org/wiki/Contingency_table

    Contingency table. In statistics, a contingency table (also known as a cross tabulation or crosstab) is a type of table in a matrix format that displays the multivariate frequency distribution of the variables. They are heavily used in survey research, business intelligence, engineering, and scientific research.

  9. Burmese pythons in Florida - Wikipedia

    en.wikipedia.org/wiki/Burmese_pythons_in_Florida

    Burmese pythons (Python bivittatus) are native to Southeast Asia. However, since the end of the 20th century, they have become an established breeding population in South Florida. The earliest python sightings in Florida date back to the 1930s and although Burmese pythons were first sighted in Everglades National Park in the 1990s, they were ...