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Cold Spring Harbor Laboratory
Genetic Inheritance Follows Rules
Rules are not meant to be broken in genetics. Scholars learn to build Punnett squares to track the inheritance of dominant and recessive traits in an interactive animation activity. Online questions help individuals reflect on their...
Cold Spring Harbor Laboratory
Some Genes Are Dominant
Dominate a lesson on genetic traits. Young scholars learn about the difference between dominant and recessive traits with an interactive lesson. An animation demonstrates Mendel's work on the inheritance of traits, and interactive...
Cold Spring Harbor Laboratory
Children Resemble Their Parents
Gregor Mendel's work revolutionized agriculture from an art to a science. Explore Mendel's work with an interactive lesson that includes animations, video, and practice problems. The instruction describes the early discoveries that...
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
Genes Don't Blend
Yellow and blue make green—unless you're studying the inheritance of genetic traits. An interactive lesson explains the difference between blended traits and pure traits and gives examples of their occurrence. The resource includes a...
Cold Spring Harbor Laboratory
Genes Come in Pairs
Mendel was the first to look at individual traits within a species. Step in his shoes as an interactive lesson takes users through his journey. An animation describes the design of his experiments and how he isolated individual traits to...
Cold Spring Harbor Laboratory
Genes Are Real Things
Proving microscopic structures exist is a difficult task. Learn how scientists did just that in the mid-1800s as they set out to identify the cellular structures related to genetics. The online lesson explains the collection of work that...
American Museum of Natural History
Ocean Creature Feature
From coloring to hard protective shells, ocean creatures have adaptation features that help them survive. An eight-question online quiz highlights different ocean animals and their unique characteristics. The resource then offers pop-up...
American Museum of Natural History
What's This? Staying Safe
Amaze the class with the creative adaptations species employ to trick predators. An online interactive lesson introduces learners to six different species with unique adaptations. Each species highlights a different adaptation and its...
American Museum of Natural History
DNA Detective
DNA is like the fingerprint of genetics. A quick lesson introduces the topic of DNA sequences with a mystery about an endangered species. The lesson shows how DNA extraction, replication, and sequencing often provide undeniable evidence...
Cold Spring Harbor Laboratory
Sex Cells Have One Set of Chromosomes; Body Cells Have Two
What's the difference between body cells and sex cells? Learners explore the question and the process of meiosis using an interactive lesson. An animation describes the discovery of meiosis and describes its phases for a detailed and...
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....
Agriculture in the Classroom
A Rafter of Turkeys
How did that turkey get from the early Aztec culture to your table? Learn about the history of wild and domesticated turkeys in North America, as well as their inclusion in Thanksgiving traditions, with a two-part agricultural science...
National Nanotechnology Infrastructure Network
Help or Hype: The Ethics of Bio-Nanotechnology
Ethical concerns are not always black and white. A well-designed activity presents learners with scenarios for which ethics may come into question. Scholars learn to consider the different sides of a situation and make an unbiased...