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When Heredity Follows Different Rules
For this heredity worksheet, students 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.
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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...
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Punnett Practice
For 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...
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Human Genetic Disorder Probabilities
In this genetic disorders worksheet, high schoolers complete punnett squares for six different human genetic disorders. They predict the outcome of the offspring including the phenotypes and genotypes of each.
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Pea Plants Dihybrid Cross
In this dihybrid cross learning exercise, students are given four crosses to complete using punnett squares. They determine the genotypic and phenotypic ratios of the offspring.
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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.
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Bikini Bottom Genetics 2
In this biology worksheet, students use the information given on genetics, Sponge Bob and other characters to complete each of the questions on the sheet. They write the phenotype for each stated trait. Students also determine the...
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Zork Genetics
In this genetics worksheet, students use an imaginary species and a list of genetic traits and the alleles that code for each trait to determine the genotype and phenotype probabilities of offspring. Students complete nine monohybrid...
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Genetics Since Mendel
In this biology activity, 9th graders describe how two alleles can produce three phenotypes. Then they create a Punnett square showing the possible offspring of red and white cattle. Students also determine the genotypes and phenotype of...
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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,...
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Genetics Review
Students complete a Punnett square and list the probability and ratio of the offspring's genotype and phenotype in this genetics worksheet. There are 8 problems to complete, and are challenging to work on.
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What is Genetics?
In this biology worksheet, 9th graders identify which seed color is dominant in the given chart and explain why it is. Then they create a Punnett square showing the alleles of the parent plants and first generation of offspring.
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Heredity
In this heredity instructional activity, students review how genes are involved in the inheritance of certain traits through generations. Students complete a Punnett square and review probability. This instructional activity has 11 short...
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Heredity Worksheet #3
In this heredity worksheet, students complete two monohybrid crosses and predict the expected outcome of genotypes and phenotypes. They answer five questions about each genetic cross.
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Genetics Worksheet
In this genetics worksheet, students answer a variety of questions about genotypes, phenotypes, genetic inheritance, and traits. They solve for the probability of genotypes and phenotypes of offspring by completing monohybrid and...
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7.012 Genetics Section Problems
A set of phenotypes is listed for mice, flowers, blood type, and plants. For each, biology buffs analyze the percentages of phenotypes in the offspring and then identify the genotypes of the parents. This is a different approach to...
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Genes within Populations
Finally, here is a genetics instructional activity that does not include Punnett squares! Designed for a more advanced class, biology learners will compare Lamarck's concept of evolution with Darwin's. They will explore the...
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Genetics Problems Worksheet
In this genetics problems worksheet, students solve 20 problems by completing crosses using Punnett squares in order to predict the probability of genotypes and phenotypes of offspring.
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ABO Blood Types Worksheet
Blood types and transfusions are explained in reading passages at the top of the worksheet. A chart of blood type compatibility is also provided. Biology students answer comprehension questions and then exercise critical-thinking skills...
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What Should I know for the Test?
A three-page quiz about genetics, which includes Punnett squares, blood types, questions about Mendel and his contributions, and vocabulary comprehension. Use this for a study guide, a pretest/post-test, or a note-taking worksheet in...
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Huntington Disease
In this genetics instructional activity, students access a website to read about what causes Huntington disease and how it is inherited. Then students complete 7 short answer questions.
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Autosomal Pedigrees Worksheet
Three autosomal pedigrees are printed on this assignment. Biology scholars read them and determine the phenotypes for several individuals and find which ones inherit different genetic disorders. This fundamental skill can be reinforced...
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Genetics
In this worksheet, students will answer 4 fill in the blank statements about Mendelian inheritance and meiosis. Then students will use Punnett squares to answer three short answer questions. Students will match 8 genetics vocabulary...
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Genetics Intro
In this genetics worksheet, students write in definitions for 11 terms associated with basic genetics. Students use Punnett squares to complete 8 short answer questions.