Sumanas
Sumanas Inc: Life: The Science of Biology: The Meselson Stahl Experiment
Follow Meselson and Stahl through their experiments to determine how DNA replicates.
National Health Museum
Access Excellence: Genes, Dna, and Mutations
A good Access Excellence site with an introduction to the processes of transcription and translation, leading to a student modeling activity.
CK-12 Foundation
Ck 12: Life Science: 13.5 Dna Structure and Replication
Learn about DNA structure and replication.
CK-12 Foundation
Ck 12: Physical Science: Replication in Science
[Free Registration/Login may be required to access all resource tools.] Definition of replication and its importance in science.
CK-12 Foundation
Ck 12: Earth Science: Metabolism and Replication Study Guide
Review the main concepts of metabolism and replication with this study guide.
CK-12 Foundation
Ck 12: Earth Science: Metabolism and Replication
[Free Registration/Login may be required to access all resource tools.] How organisms get energy and replicate.
CK-12 Foundation
Ck 12: Earth Science: Metabolism and Replication
[Free Registration/Login may be required to access all resource tools.] How organisms get energy and replicate.
Khan Academy
Khan Academy: Overview: Dna Cloning
Explore the definition, purpose, and basic steps of DNA cloning.
Khan Academy
Khan Academy: The "Speed Limit" of Dna Polymerase
This is a 5-question quiz based on the passage "The "Speed Limit" of DNA Polymerase."
CK-12 Foundation
Ck 12: Life Science: 3.10 Mutation
Learn how mutations in genes can occur during DNA replication.
Estrella Mountain Community College
Online Biology Book: Control of Gene Expression
Online biology textbook illustrates the control of gene expression. Includes information on the role DNA plays in this study of science.
University of Arizona
Biology Project: Nucleic Acids (Tutorial 3)
The turorial for a question from the site's online quiz, this one deals with the direction of relpication at the replication fork.
Nature Research
Scitable: Nucleic Acid Structure and Function
Get an in-depth look at the importance of DNA with this library of information on nucleic acid structure and function. Understand the structure and function of DNA by exploring topics in the chemical structure of DNA, organization of DNA...
Other
Q What is.com: What Is C Dna?
A brief article about complementary DNA, a type of DNA that is sourced from mRNA or messenger RNAs.
Other
North Dakota State: Dna Structure
A brief text overview of DNA structure and an introduction or mention of the various forms of DNA.
Science Buddies
Science Buddies: A Magnetic Primer Designer
How do scientists "copy" DNA? They use a process called the Polymerase Chain Reaction, or PCR. The key to making this process work is having a primer that will stick to the piece of DNA you want to copy, called a template. In this...
University of Wisconsin
The Why Files: Scottish Sheep Shocker! New Pair of Genes
This article provides a discussion of DNA and how it replicates. Includes a chromosome map of a human male, a close-up of chromosomes just before cell division and a close up of a DNA molecule.
Cold Spring Harbor Laboratory
Dna From the Beginning: All Cells Arise From Pre Existing Cells
This animated explanation introduces the concept of mitosis by reviewing the research of Walther Flemming.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: La Base De La Herencia 2 Bachillerato
This unit discusses the following topics: cloning, transgenic, gene therapy, genetic code, human genome and DNA replication. It contains 19 interactive activities.
BioMan Biology
Bio Man Biology: Life Chemistry Quizzes
Two multiple-choice quizzes, one on the processes and types of biological molecules, the other on the structure and replication of DNA.
Estrella Mountain Community College
Estrella Mountain Community College: Protein Synthesis
A look at protein synthesis in words and pictures. This website discusses the processes of replication, transcription, and translation. Also covered is Beadle and Tatum research that explains that one gene codes for one polypeptide....
TED Talks
Ted: Ted Ed: What Is Leukemia?
Stem cells found in the bone marrow are crucial for our health because they are needed to become new blood cells that sustain and protect our bodies. But when the transformation goes wrong, harmful mutations can cause the cells to start...
University of Arizona
University of Arizona: Problemas De Icidos Nucleicos Y Material Genetico
Learn the fundamentals of nucleic acids and how they experience the processes of replication and translation with the series of problems presented here. The correct answers have a brief explanation to reinforce the theories and incorrect...
CK-12 Foundation
Ck 12: Life Science: Mutations
[Free Registration/Login may be required to access all resource tools.] The process of DNA replication is not always 100% accurate. Sometimes the wrong base is inserted in the new strand of DNA. This wrong base could become permanent. A...
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