Biology Pages
Kimball's Biology Pages: Phenylketonuria (Pku)
Read about phenylketonuria and the tests used to diagnose it in those who might have inherited this recessive trait.
Palomar Community College District
Palomar College: Mendels' Genetics
This site from Palomar College provides a good background on exactly what Mendel did. Vocabulary links throughout make this a very good introduction article for genetics.
Khan Academy
Khan Academy: The Law of Segregation
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.
University of Arizona
University of Arizona: Monohybrid Problem Set
This site, which is provided for by the University of Arizona, gives problems online that correspond to basic Mendelian genetics. Test your knowledge once you've read about Mendel and accessed the links to the various subjects covered in...
University of Arizona
University of Arizona: Dihybrid Problem Set
This site is provided by the University of Arizona and it gives great information on the subject. Good collection of dihybrid crosses which exemplify the issue of independent assortment. Work these once you think you've mastered th concept.
Palomar Community College District
Palomar College: Practice Quiz for Mendelian Genetics
This site from Palomar College provides an online practice quiz includes history as well as some of the genetics. Includes feedback. A great learning and practice site.
Other
Personal Site / Mendels Discoveries
This personal site gives the seven characteristics that Mendel observed and a fairly large background to what Mendel saw and interpreted.
Other
North Dakota State Univ.: Detecting and Measuring Linkage
A good site to establish what is meant by gene linkage and sex-linkage.
Other
North Dakota State Univ.: Mendel's Law of Ind. Assort.
Mendel's second law and how he arrived at it through his experiments. Includes vocabulary and examples.
Other
North Dakota State Univ./mendel's Law of Ind. Asstort.
Good description of Mendel's findings and his second major principle.
McGraw Hill
Glencoe Biology: Complex Patterns of Inheritance: Self Check Quiz
A quick, five question multiple-choice quiz assessing complex patterns of human inheritance.
National Health Museum
Access Excellence: Genetics the Easy Way
A great instructional activity that deals with genetic probability and recycling. Students will create a recycled "critter" based on genotype/phenotypes.
BBC
Bbc: Gcse Bitesize: Genetic Inheritance Aqa
This lesson focuses on genetic key terms; it defines them and explains what they do. It provides links to a video and a test.
PBS
Pbs Teachers:how Does Evolution Work?
Complete a hands-on lab simulation of natural selection to learn how it impacts a breeding population. Perform an online laboratory simulation and examine the interplay between natural and sexual selection in a population.
BioMan Biology
Bio Man Biology: Genetics and Meiosis Quizzes
A multiple-choice quiz on genetics terms and concepts.
University of Maryland
Univ. Of Maryland Baltimore Cty/biology Century
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.
Sophia Learning
Sophia: Types of Traits: Lesson 2
This lesson will explain that genotypes can be either homozygous or heterozygous. It is 2 of 4 in the series titled "Types of Traits."
Sophia Learning
Sophia: Types of Traits: Lesson 3
This lesson will explain that genotypes can be either homozygous or heterozygous. It is 3 of 4 in the series titled "Types of Traits."
Sophia Learning
Sophia: Types of Traits: Lesson 4
This lesson will explain that genotypes can be either homozygous or heterozygous. It is 4 of 4 in the series titled "Types of Traits."
ClassFlow
Class Flow: Punnett Squares
[Free Registration/Login Required] Students will use Punnett Squares to analyze how biological traits are passed on to successive generations.
ClassFlow
Class Flow: Using a Punnett Square
[Free Registration/Login Required] This flipchart show students how to use a Punnett Square to introduce how homozygous and heterozygous genotypes are inherited and how they determine phenotypes.