Cold Spring Harbor Laboratory
Genes Get Shuffled When Chromosomes Exchange Pieces
Some genes link to others that have implications for inheritance. A set of resources lead pupils through the history of this discovery. They explain how chromosomes recombine and which parts are more susceptible to this linkage....
Cold Spring Harbor Laboratory
Chromosomes Carry Genes
Some traits only exist in males and some only in females. Pupils learn how the location of genes on sex chromosomes determines them using an interactive lesson. An animation illustrates how scientists know this to be true and shows how...
Cold Spring Harbor Laboratory
Higher Cells Incorporate an Ancient Chromosome
Chromosomes contain keys to history including links from royalty to Neanderthals. Young scientists learn about Ivan Wallin's research into chromosomes with an animation and videos. Then, the concept connects to mysteries related to...
Curated OER
Chromosomes
Students explore genetics, chromosomes and DNA. In this genetics lesson students design a chromosome and identify a family tree through genetics.
Curated OER
Chromosomes and Genetic Mapping
Students are introduced to mapping by crossover frequency. Genes travel as packaged trains on chromosomes. They use this experiment, genetic mapping assignment, that allow students to quickly complete the assignment and yet examine the...
Beyond Benign
Cats and You: DNA Doubles?
What do cats and human DNA have in common? The second lesson of a series focuses on the mapping of mammal genomes. Scholars learn about the structure of DNA as they compare the chromosomes of humans and felines.
K20 LEARN
You're My 'Karyo'-Type: Karyotype For Chromosomal Disorders
What's your type? Genetically speaking, of course! Immerse your class in the world of karyotypes through an insightful activity from the K20 Center. Scholars take on the role of genetic counselors to determine the karyotype of offspring...
Howard Hughes Medical Institute
The Molecular Evolution of Gene Birth and Death
More than 90 percent of humans' DNA doesn't code for anything! Scholars watch a presentation as they answer questions relating to gene mutations. They read details, watch videos, and view animations supporting the concepts. The questions...
Curated OER
Regents High School Exam: Living Environment 2008
Tne New York Regents High School Examinations are comprehensive and include various styles of questions, includingmultiple choice and the analysis of graphs. This particular version, the 2008 Living Environment exam surveys a variety of...
Curated OER
Determining Cutting Site Locations
Students explore DNA restriction mapping. They cut pieces of paper into lengths representing those produced when specific enzymes are used to cut a strand of DNA.
Curated OER
How Big is a Gene?
Students model the size and structure of a bacterial chromosome. In this genetics instructional activity, students attempt to fit strands of thread into a gelatin capsule. They relate the activity to the coiling of DNA into chromosomes...
Curated OER
What Does Dna Look Like?
Learners build DNA strands and practice base pairing rules using an interactive website in this technology-based lesson plan for a high school science class. This lesson plan includes links to the interactive website, a worksheet, and a...
Curated OER
Reaching Into Your Genes
Students interact with a video to explore the basis for the science of chromosomes. They perform a chromosomal analysis called a karyotype and explore how seemingly minute errors in chromosomes can lead to devastating illnesses.
Curated OER
Sequencing the Cystic Fibrosis Gene: A Simulation
Ninth graders use this activity to simulate the sequencing of gene and to detect the presence of possible genetic defects. They use diagrams that represent bands of nucleotides in order to determine the sequence of a small piece of the...
Curated OER
DNA Extraction From Onion
Learners extract DNA from an onion using household equipment and supplies.
Curated OER
Electrophoretic Analysis: DNA Fingerprinting and Evolutionary Divergence
Young scholars examine the principles of electrophoresis. They evaluate both the agarose and polyacrylamide system of molecular separation. In order to bring the concepts of genetics and evolution full circle from DNA to protein,...
Curated OER
How Does DNA Determine the Traits of an Organism?
In this DNA worksheet, students examine a sequence of DNA of a fictitious species. They determine the traits the species has given amino acids sequences and chart of traits that each amino acid sequence indicates. Students transcribe and...
Curated OER
Groovy DNA Beads
Learners create models of DNA and RNA using string and beads. They use beads representing the four nitrogenous bases of DNA to create a portion of a strand of DNA, and it's corresponding RNA. Then, students examine how many of their...
Curated OER
The Human Genotype
Six different chromosome activites introduce biology aces to heredity, chromosomal abnormalities, sex-linked traits, and the human genome. The hands-on activites are fairly simple for the teacher to prepare and will prove to be both...
Cold Spring Harbor Laboratory
Some DNA Does Not Encode Protein
Roy John Britten easily earned a PhD in nuclear physics—but he found painting with water colors too difficult. Young scientists learn about Britten's life, career, and research with an online interactive. They read a biography, view...
Curated OER
Design Yer Genes
Seventh graders explore general structure of and natural changes that occur in DNA strands, and discuss concept of genetic engineering by creating small portion of strawberry chromosome with three genes, modeling naturally occurring...
K20 LEARN
More than Skin Deep
From crime to paternity, DNA fingerprinting has revolutionized how the world views inherited traits. Science sleuths investigate the facts about DNA profiling through a variety of activities. The Teacher's Guide includes printable...
Curated OER
The Spanish Omelet
Students use analogies to show the relationships among cell, nucleus, genes, chromosome, ribosome, replication, mitosis, transcription, translation, DNA, RNA, amino acids and proteins, genotype, phenotype, and genetics vs. environmental...
Curated OER
Teaching Biology Through Bioinformatics
Wow! A very detailed slideshow covers complex topics of genome research methods. This is advanced and relevant to the highest level of school biology. Excellent resource if you wish to expose your class to scientific methods and...