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North Dakota State Univ.: Mendel's Law of Ind. Assort.

For Students 9th - 10th
Mendel's second law and how he arrived at it through his experiments. Includes vocabulary and examples.
Unit Plan
Sophia Learning

Sophia: Basic Concepts of Heredity

For Students 9th - 10th
An introductory lesson on the basics of heredity, and the inheritance of genetic traits. [7:57]
Graphic
Curated OER

Smithsonian Institution Archives: Maud Slye (1879 1954)

For Students 9th - 10th
Maud Slye (1879-1954) was a pathologist and noted cancer researcher at the University of Chicago. A descendant of John Alden of the Plymouth Colony, Slye had attended the University of Chicago in 1896 with little money but, as her New...
Handout
University of Maryland

Univ. Of Maryland Baltimore Cty/biology Century

For Students 9th - 10th
Historical perspective on Mendel's contribution. Spends a little time setting up what the current beliefs of Mendel's day were and how he changed things with what he did.
Handout
Khan Academy

Khan Academy: Mendel and His Peas

For Students 9th - 10th
Discover how Gregor Mendel uncovered the key principles of inheritance using a simple, familiar system: the pea plant. Learn about Mendel's life, his experiments, and his legacy.
Handout
Khan Academy

Khan Academy: The Law of Segregation

For Students 9th - 10th
Resource provides a discussion of Mendel's law of segregation with a focus on genotype, phenotype, alleles, heterozygous/homozygous, and 2 x 2 Punnett squares.
Handout
Khan Academy

Khan Academy: The Law of Independent Assortment

For Students 9th - 10th
Article defines Mendel's law of independent assortment, provides examples, and takes a look at how it is used to make predictions. Also, discusses dihybrid crosses and 4 x 4 Punnett squares.
Handout
Khan Academy

Khan Academy: Probabilities in Genetics

For Students 9th - 10th Standards
Article reviews some probability basics then investigates how these calculations can be applied to genetics problems involving relatively large numbers of genes. Explores how the sum rule and the product rule can be used to solve these...
Handout
Khan Academy

Khan Academy: Variations on Mendel's Laws (Overview)

For Students 9th - 10th
Article reviews Mendel's basic model of inheritance then provides an overview of variations on Mendel's laws, including multiple alleles, incomplete dominance, co-dominance, pleiotropy, lethal alleles, sex linkage, genetic interactions,...
eBook
Khan Academy

Khan Academy: Multiple Alleles, Incomplete Dominance, and Codominance

For Students 9th - 10th
In the real world, genes often come in many versions (alleles). Alleles aren't always fully dominant or recessive to one another, but may instead display codominance or incomplete dominance.
eBook
Khan Academy

Khan Academy: Polygenic Inheritance and Environmental Effects

For Students 9th - 10th
Learn about traits that are controlled by multiple genes and/or influenced by the environment. Understand penetrance and expressivity.

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