Cold Spring Harbor Laboratory
A Gene Is a Discrete Sequence of DNA Nucleotides
Frederick Sanger won two Nobel prizes for protein sequencing and DNA sequencing. Young scientists learn about Dr. Sanger's research and amazing discoveries. They read an article and a biography, view videos and animations, and apply...
Curated OER
Cell Phone Radiation
Should people be more worried about cell phone radiation? Scholars read extensive background information about the issue to prepare for a class discussion or debate. As they explore the website, they learn the main arguments for and...
Curated OER
DNA Technologies
After giving some of the basic characteristics of the DNA molecule, the slides provide process information and many detailed diagrams about plasmids, vectors, and their application in cloning genes.
Curated OER
DNA and Cell Reproduction
These slides have lovely images to illustrate the Double Helix and replication. The specifics of chromosomes within cells and the numbers and structure during different stages of cell replication are explained.
Curated OER
DNA Replication
An excellent review of the very specific stages of mitosis, the detailed slides start with explanations of the directionality of DNA and then develop the concept of daughter strands. The intricate diagrams are intended for experienced...
Biology Junction
Biochemistry of Cells
Chemistry and biology work hand in hand, without one you literally wouldn't have the other. Using a presentation, individuals learn about plant cells, animal cells, cell responses, macromolecules, DNA bases, and so much more. A worksheet...
Curated OER
DNA Replication
Students create a model of DNA and simulate replication with their models in an activity that uses licorice, colored marshmallows, and toothpicks. Students also label a diagram of replication and indicate major parts of the DNA molecule.
Curated OER
DNA Structure and Extraction
Young scholars see DNA as a physical building block of organisms and comprehend the basic structure of DNA and the specific components in its structure. They can explain the specific nature of base-pair matching in DNA and that DNA bases...
Curated OER
DNA: The Human Body Recipe
Students describe DNA and the roles in which engineers are involved with the human body. In this DNA lesson students participate in a class demonstration.
Curated OER
How Cells Reproduce
Students explain why cells reproduce and draw a diagram of each of the stages in mitosis. They put the stages of mitosis (interphase, prophase, metaphase, anaphase, telophase, and cytokinesis) in the correct sequence, from the beginning...
Cold Spring Harbor Laboratory
DNA and Proteins Are Key Molecules of the Cell Nucleus
When DNA research first began, it required almost an entire day to extract the molecules from a cell nucleus. Now it requires less than an hour. Scholars learn about the early theories of DNA with an online interactive, videos,...
Curated OER
Tour of the Cell 1
Each of these slides deals with an individual organelle and displays a diagram along with labels of the structures. The most useful components of this slideshow are the summaries of functions and descriptions of how the organelles are...
Curated OER
DNA: The Genetic Material
The various experiments and processes that were completed in the 20th century to further our understanding of DNA are summarized here. There are wonderful slides to popularize the scientists who dedicated their professional life to...
Cold Spring Harbor Laboratory
DNA Responds to Signals from Outside the Cell
How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...
Serendip
Cells as Molecular Factories
Cells are both made of molecules and make molecules all at the same time! An exploratory lesson provides a means for scholars to research the components of cells made of molecules and also investigate the molecule-producing power of...
Serendip
DNA
Get up close and personal with DNA! A two-part hands-on activity has learners extract DNA from a small organism and then their own cheek cells. Scholars then explore DNA replication using questions to guide their analyses.
Serendip
UV, Mutations, and DNA Repair
How effective are cells at repairing UV damage? An inquiry-based lesson has learners experiment with organism by exposing them to various levels of UV light and then examining their DNA after a period of time. Pupils test different...
Curated OER
More Basic Biotechnology Tools, Sorting & Copying DNA
You can use these slides to explain the many complicated steps of the Polymerase chain reaction. The diagnostic and forensic uses of gel electrophoresis are detailed. This PowerPoint could be used to communicate facts, and also to prompt...
Cold Spring Harbor Laboratory
A Half DNA Ladder Is a Template for Copying the Whole
The experiment known as one of the most beautiful experiments in biology changed the way we think about DNA. Learn about the experiment and the scientists who designed it—as well as the scientists who built on the results—with an online...
Teach Engineering
Inside the DNA
Get your class to take a closer look at DNA. Pupils conduct research to determine the methods used by scientists to analyze the molecular structure of DNA. The class members investigate different types of molecular imaging along with gel...
Howard Hughes Medical Institute
Viral DNA Integration
How do reverse transcriptase inhibitors work? Young virologists examine the function of azidothymidine, a drug doctors use to treat HIV patients, during a hands-on modeling activity. Groups create a strand of DNA from an HIV RNA strand...
Cold Spring Harbor Laboratory
RNA Is an Intermediary Between DNA and Protein
For years, scientists believed tRNA was junk left over from larger RNA. Three scientists used different approaches to prove tRNA actually exists as the connection between DNA and protein. Learn about their experiments, their lives, and...
Cold Spring Harbor Laboratory
Bacteria and Viruses Have DNA Too
In the 1940s, scientists discovered bacteria conjugation, the process of DNA transfer or bacterial sex. The discovery proved that bacteria and viruses contain DNA and led to a Nobel prize. Interested individuals learn about the...
Cold Spring Harbor Laboratory
DNA Words Are Three Letters Long
DNA writes 64 different words but only codes for 20 different amino acids. Budding scientists learn about where each of these numbers come from and why they aren't equal with an online interactive. The resource explains the research, the...