Nobel Media AB
The Nobel Prize: Severo Ochoa Biographical
Read about the 1959 co-recipient of the Nobel Prize in Physiology -- Severo Ochoa -- who contributed to the "discovery of the mechanisms in the biological synthesis of ribonucleic acid and deoxyribobucleic acid."
Nobel Media AB
The Nobel Prize: Severo Ochoa Nobel Lecture
At this site download and read Severo Ochoa's Nobel Lecture entitled "Enzymatic synthesis of ribonucleic acid," which was originally given December 11, 1959. Lecture is available in pdf format.
National Health Museum
Access Excellence: Transcription From Dna to M Rna
Access Excellence offers a graphical representation of the process of transcription from DNA to mRNA. A short explanation accompanies the diagram.
BiologyWise
Biology Wise: Codon Chart
Explains the workings of the codon translation chart which provides the keys to the structure of amino acids. Includes a widget where one can input a nucleotide triplet combination and see which amino acid it represents. Includes RNA and...
CK-12 Foundation
Ck 12: Biology: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] Covers the structure and function of nucleic acids.
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Transcription & Translation: Translation Advanced
Dig a little deeper into the intricate role of RNA in DNA translation during the process of protein synthesis. [3:03]
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Transcription & Translation: Translation
This animation demonstrates the process of RNA translation that ultimately results in a new protein. [2:04]
Cold Spring Harbor Laboratory
Dna From the Beginning
At DNA from the Beginning, choose from classical genetics, molecules of genetics, genetic organization and control. Each concept is explained through animation, an image gallery, video interviews, biographies and links.
University of Oxford (UK)
University of Oxford: Proteins and Nucleic Acids: Information Carriers
This chapter takes a look at proteins and nucleic acids as information carriers. Discover why the arrangement of atoms is of special importance.
Khan Academy
Khan Academy: Overview of Transcription
Find out about the process of transcription, where the DNA sequence of a gene is transcribed to make an RNA molecule.
Nature Research
Scitable: Gene Expression and Regulation
Investigate gene expression with this collection of resources that explains how DNA is expressed to make RNA, how genes are turned "on" and "off", and what must occur for transcription to happen. The webpage explores gene expression by...
Ohio State University
Ohio State University: Dna Replication
This site from Ohio State University provides a good outline of the process of replicating DNA. The outline contains a numerous amount of embedded vocabulary links, illustrations of the process and also review questions and solutions.
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...
Cold Spring Harbor Laboratory
Dna Interactive: Manipulation
Once the code was discovered, how could DNA be manipulated, what tools would be needed to make use of DNA. These are some questions answered in this interactive website.
University of Hamburg
University of Hamburg: Transcription
Decent text based description of transcription. Good background.
University of Maryland
Univ. Of Maryland: Master of Chemical and Life Sciences: Dna Bracelets [Pdf]
Using a bead-bracelet simulation, construct a sequence of amino acids. Then, discover the effects of silent, point, and frameshift mutations.
University of Arizona
University of Arizona: Introduction to Dna Structure
A tutorial on the structure of DNA. Meant as a companion to a biology course, a grasp of basic DNA terminology is essential for the reader.
Sophia Learning
Sophia: Structure and Function of Macromolecules: Nucleic Acids
A podcast lesson providing a brief overview of the function of the macromolecules, nucleic acids. [0:38]
BiologyWise
Biology Wise: What Is a Stop Codon?
A stop codon is a nucleotide triplet in messenger RNA that signals the end of a protein during the translation process. Read about how this works, the different types of stop codons, and how a mutation can sometimes occur.
Science Museum, London
Science Museum: Making the Modern World: Dna: Structure and Function
The learning module helps students gain a deeper understanding of the structure and function of DNA.
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.
BiologyWise
Biology Wise: The Northern Blot vs. Southern Blot Technique
The Northern blot and the Southern blot are two methods used to analyze DNA and RNA. Each technique is described, its purpose, and the methodology. A table comparing features of each is provided.
PBS
Pbs Learning Media: Dna on the Witness Stand
Dr. Eric Lander of the Human Genome Project explains the use of DNA as forensic evidence. He describes the process and need for standards in testing laboratories and discusses the use of DNA evidence as a human rights tool.
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.