Curated OER
Punnett Squares
Fifth graders examine how traits are passed to their offspring using Punnett Squares. They demonstrate how a Punnett Square works by physically moving around boxes taped on the floor, representing the different traits of chicks and...
Curated OER
Dare to be Punnett Square
Eighth graders become familiar with Punnett squares, specifically purpose, application and interpretation. Key terms from previous lessons (included below) are reviewed/reinforced before data is applied to a Punnett square and interpreted.
Kenan Fellows
A Farmer’s Challenge to Breed to the Greatest of Grapes
What does your class know about GMOs? Are they savvy to selective breeding? Challenge young minds to engineer the greatest crop of all time using a hands-on genetics unit. Learners discover the good and bad details of selective breeding,...
Serendip
Soap Opera Genetics – Genetics to Resolve Family Arguments
Did she cheat on her husband? Did the hospital switch the babies? Should they have children? As much as this sounds like the plot for a soap opera, all of these questions fit into a single lesson on genetics. Scholars read about three...
Curated OER
Simple Genetics Practice Problems
Geneticists of the future identify heterozygous and homozygous genotypes, describe phenotypes, and use Punnett squares to solve problems and determine characteristics of offspring. A total of 15 questions make this a compact quiz or...
Curated OER
Activity: Gummy Bear Genetics
Who's your Daddy ... and Mommy for that matter? Given a first-generation group of gummy bear offspring, young scientists must determine which bears are their parents. An activity worksheet covers the differences in genotypes and...
Curated OER
Punnett Square Popcorn
In this genetics worksheet, students use the Punnett Square to learn about dominance and codominance in inherited traits. This worksheet has 1 short answer question and 6 problems to solve.
Curated OER
When Heredity Follows Different Rules
In this heredity learning exercise, students will create 3 Punnett squares to determine the genotype and phenotype of the offspring from specific breedings. Then students will answer 7 true or false questions based on chromosomes and...
Curated OER
Mendelian Inheritance of Human Traits
In this Mendelian inheritance worksheet, students will use a pedigree to complete 4 short answer questions about recessive and dominant traits. Then students will create a Punnett square. Finally, students will match 5 genetic disorders...
Curated OER
Punnett Practice
In this genetics worksheet, students complete 8 problems where they fill out Punnett squares and find the percentage of genotypes and phenotypes. This fine worksheet could be used for in-class independent practice, or as a homework...
Curated OER
Human Genetic Disorder Probabilities
In this genetic disorders worksheet, students complete punnett squares for six different human genetic disorders. They predict the outcome of the offspring including the phenotypes and genotypes of each.
Curated OER
Happy Face Spider Propagation
Students research genetic adaptations. In this chromosome instructional activity, students investigate dominant and recessive genes using spiders indigenous to Hawaii. Students create Punnett squares to determine the probability of...
Curated OER
Pea Plants Dihybrid Cross
In this dihybrid cross activity, students are given four crosses to complete using punnett squares. They determine the genotypic and phenotypic ratios of the offspring.
Curated OER
Heredity Worksheet: Dihybrid Cross
In this genetics worksheet, students use a Punnett square to determine the genotypes and phenotypes of the offspring of a dihybrid cross. Then students complete 10 fill in the blank questions.
Curated OER
Problem Solving In Genetic Disorders
Students explore the causes and effects of genetic disorders. They examine the phenotype and genotype of individuals and predict the recurrenence risks. Students generate a Punnett square and construct pedigree charts.
Curated OER
When Heredity Follows Different Rules
In this heredity learning exercise, high schoolers will use a Punnett square showing the mating of a human male and female to answer 4 questions. 2 short answer questions, 2 true or false statements.
Curated OER
Mendel's Laws of Heredity
In this heredity worksheet, students will review the work Mendel did on predicting how traits were passed down from generation to generation. Then students will review monohybrid and dihybrid crosses and Punnett squares. This worksheet...
Curated OER
The Blue Genes Challenge
Students practice completing and analyzing Punnett squares. They create Punnet squares in response to a provided scenario from the company Blue Genes Incorporated. In addition, they complete an activity to determine the phenotype of...
Curated OER
Heredity
Learners are introduced to the basic principles of heredity. Through discussion and discrimination activities, they review the role of chromosomes and distinguish between those traits that can and cannot be inherited. Learners use...
Curated OER
Incomplete Dominant and Codominant Traits Worksheet
A two-page instructional activity provides seven Punnett squares for practice in determining genotypes and phenotypes. Each is an example of incomplete dominance or codominance. After your bright biologists have mastered Punnett squares,...
Oklahoma State University
Hairy Heredity
Young scholars learn that heredity comes down to the flip of a coin with this cross-curricular math and science lesson. Using smiley faces as a model, students toss coins to determine which dominant or recessive traits will be passed on...
Serendip
Should States Repeal Their Laws Banning First Cousin Marriage?
Around half of the states in the US ban first cousin marriage, but does science support that ban? Scholars work through genetic analysis of the risks to understand if more states should ban the practice—or if some should remove it. They...
Curated OER
Genetics: Punnett Squares
Students examine Punnett squares charts and analyze how they are used for successful breeding and predictions of certain traits. They complete interactive Punnett square charts, quizzes, problems, and concentration games.
University of Washington
Toothpick Fish
With colored toothpicks representing genes, youngsters practice passing them through generations of fish and learn about heredity. Consider this as an introductory activity since it does not represent recessive genes with lowercase...