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.
Sophia Learning
Sophia: Nucleic Acids: Lesson 2
This lesson will introduce nucleic acids, including the two different types, their functions, and where they are found. It is 2 of 9 in the series titled "Nucleic Acids."
Sophia Learning
Sophia: Nucleic Acids: Lesson 6
This lesson will introduce nucleic acids, including the two different types, their functions, and where they are found. It is 6 of 9 in the series titled "Nucleic Acids."
Sophia Learning
Sophia: Nucleic Acids: Lesson 7
This lesson will introduce nucleic acids, including the two different types, their functions, and where they are found. It is 7 of 9 in the series titled "Nucleic Acids."
Cold Spring Harbor Laboratory
Dna From the Beginning: Classical Genetics
This article from DNA from the beginning is loaded with goodies about genetics and DNA. Starting with Mendel all the way through the concept of DNA, you will see how life is given certain characteristics. Some animations and audio clips...
Sophia Learning
Sophia: Structure and Function of Macromolecules: Nucleic Acids: Lesson 2
This lesson presents how the structure and function of nucleic acids pertain to living things. It is 2 of 2 in the series titled "Structure and Function of Macromolecules: Nucleic Acids."
University of Hamburg
University of Hamburg: Transcription
Decent text based description of transcription. Good background.
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.
Cold Spring Harbor Laboratory
Dna Learning Center: Transcription & Translation: M Rna Splicing
Once a gene has been located and transcribed into mRNA, it must first be edited before it can be translated into a protein. This editing process is called splicing it involves removing non-coding regions called "introns", leaving only...
National Science Foundation
National Science Foundation: A Tour of the Cell
Imagine having a microscopic camera so small that you could travel inside a cell. This interactive site allows you to do just that. Click on any one of eight individual parts of the cell--cell membrane, nucleus, DNA, RNA, ribosome,...
University of Arizona
University of Arizona: Problemas Sobre Expression Genica en Eucariotas
With these series of problems presented here you can study the gene expression in eukaryotes, including topics such as post-transcriptional modifications, mRNA synthesis and RNA-DNA hybridization. The correct answers have a brief...
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.
Khan Academy
Khan Academy: Protein Synthesis
A website giving information on protein synthesis and the key players, RNA. Learn about the three types of RNA and how they work together to make proteins with instructions from DNA.
BBC
Bbc: Gcse Bitesize: Reproduction, the Genome and Gene Expression
This lesson focuses on how genes, sections of the DNA, are formed including descriptions of transcription and translation. It provides links to a video and a test.
Bryn Mawr College
Serendip: From Gene to Protein Transcription and Translation
Brief text summary of what students learn in the Dragon Genetics II lab along with links to download Student Handouts in PDF and Word formats, and Teacher Preparation Notes in PDF format. Students use paper models to learn transcription...
Sophia Learning
Sophia: Transcription: Lesson 2
This lesson will explain how the process of transcription is used to create RNA, complementary to a cell's DNA. It is 2 of 3 in the series titled "Transcription."
Sophia Learning
Sophia: Transcription: Lesson 3
This lesson will explain how the process of transcription is used to create RNA, complementary to a cell's DNA. It is 3 of 3 in the series titled "Transcription."
National Institutes of Health
Nih: Deciphering the Genetic Code: Michael Nirenberg
Story of Michael Nirenberg and his colleagues deciphering of DNA.
CK-12 Foundation
Ck 12: Transcription Advanced
[Free Registration/Login may be required to access all resource tools.] A complete, illustrated article describing DNA transcription in detail from the preinitiation stage to termination.
Sophia Learning
Sophia: Structure and Function of Macromolecules: Nucleic Acids: Lesson 1
This lesson presents how the structure and function of nucleic acids pertain to living things. It is 1 of 2 in the series titled "Structure and Function of Macromolecules: Nucleic Acids."
Science Struck
Science Struck: Ribose vs. Deoxyribose
Explains what ribose and deoxyribose are, their chemical structure and properties, similarities and differences, their functions, and their biological importance.
Florida State University
Florida State University: Virus Structure
View a colorful 3-D diagrams of viruses and learn about how their structure helps them infect plants, animals, and bacteria.
University of Utah
University of Utah: Genetic Science Learning Center: The Basics and Beyond
This website offers a clear definition of the science of Genetics, highlighting DNA and genes. There is a neat, easy-to-understand animated tour of the basics and an opportunity to go inside an animated cell. Student can build a DNA...
Science Buddies
Science Buddies: Molecular Scissors
Ever used a pair of molecular scissors? Restriction enzymes are molecular scissors that cut DNA into pieces. Find out which enzymes will cut, and where by making a restriction map. Then you can figure out what will happen if you change...