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Curated Video
What is DNA?
How does our DNA make us unique, and how is this unique genetic information passed on when cells divide? Biology - Cells And DNA - Learning Points. Deoxyribonucleic Acid (DNA) molecules are found in chromosomes within all our cells. DNA...
Curated Video
The Main Principles of Heredity: The Chemical Structure of DNA
By the end of this learning object, the learner will be able to: Explain the chemical structure of DNA.88055
Catalyst University
Gout [Part 1] | Purine Degradation, Uric Acid, & Hyperuricemia
In this video, we do an introduction to gout by discussing purine degradation, uric acid production, and hyperuricemia. We also discuss why uric acid is not degraded further in humans by looking at the biochemistry.
Next Animation Studio
New DNA structure found
Scientists have discovered a new type of DNA structure, according to research published in the journal Nature Chemistry. The Independent reports that the structure has been sighted previously, but this is the first time researchers have...
JJ Medicine
Purine Synthesis and Salvage Pathway
Lesson on the purine synthesis and metabolism pathway, and the purpose, regulation and importance of the pathway in human physiology and health.
In this lesson, I discuss the two purines (adenine and guanine), the importance...
In this lesson, I discuss the two purines (adenine and guanine), the importance...
Catalyst University
How Can Smoking Cause Lung Cancer
Here, I present one of the most important mechanisms for the carcinogenic properties of cigarette smoking. P450-oxidized metabolites of benzo[a]pyrene damage DNA and can induce mutations leading to the uncontrolled cell growth associated...
msvgo
Structure of DNA
This nugget describes historical aspect of discovery of nucleic acid, basic structure of polynucleotide chain, Watson model of DNA and types of DNA.
NASA
NASA | DNA Building Blocks Can Be Made in Space
NASA-funded researchers have evidence that some building blocks of DNA, the molecule that carries the genetic instructions for life, found in meteorites were likely created in space. The research gives support to the theory that a...
Ancient Lights Media
Introduction to the Genetic Code
Genetic Expression Set: 3. This clip examines the chemical structure of DNA and RNA and explains how the genetic code is written and expressed.
Catalyst University
mRNA Processing: The 5'-7-methylguanosine Cap
mRNA Processing: The 5'-7-methylguanosine Cap
Khan Academy
DNA
The picture of the DNA double helix provides a logical start to describing how the base pairs match up and how the order codes for a chain of protein molecules—three billion of these base pairs code for any protein present in your body....
Bite Sci-zed
DNA and RNA, A Nucleic Acid Primer!
Every single cell in the human body is packed with genetic material! A video presentation provides a thorough overview of the components of this genetic material. An engaging instructor defines DNA and RNA and discusses its structure and...
Howard Hughes Medical Institute
Mismatch Repair
What does a cell do when DNA is not copied correctly? An informative video shows budding scientists an example of a mismatch mutation during DNA replication. Viewers learn that to prevent a mutation from occurring, cells have mechanisms...
Howard Hughes Medical Institute
Chargaff's Ratio
How do we know the structure of DNA? Learn about Chargaff's rule and how scientists first discovered the structure of DNA. Using an informative video, young scientists identify how the arrangement of complementary nitrogen bases affects...
Howard Hughes Medical Institute
Building Blocks of DNA
How many times can you say deoxyribonucleic acid fast? Viewers learn the components that create DNA using a video representation. The narrator introduces learners to adenine, guanine, cytosine, and thymine and how they create the...
SciShow
3 Sad Surprises: The Human Genome Project
Why do humans have so many genes that don't do anything? A video explains the Human Genome Project. It starts with what we thought it would do and ends with what it actually did. There were surprises and it has led to entirely new fields...
Amoeba Sisters
Why RNA is Just as Cool as DNA
Warning: there are no lifeguards in the gene pool! An educational video compares and contrasts DNA and RNA. It includes the three types of RNA as well as the four bases of RNA.
Amoeba Sisters
DNA Structure and Function
Chromosomes come in pairs and in pears. The video covers DNA structure and function including the parts of the nucleotide and the four bases. It provides examples of cloning, gene regulation, and mutation.
Curated OER
Genetics and The Structure of DNA - Part 2/2
How is DNA structured? Composed of deoxyribose, phosphate, and bases, DNA seems so simple, yet it determines so much of who we are. Give your class a better understanding of their genetic makeup with this video. Part two of two.
Khan Academy
Khan Academy: Biology: Dna
A detailed introduction to dioxyribonucleic acid, otherwise known as DNA. [28:05]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Building Blocks of Dna
A brief introduction to the four building blocks of DNA. [0:25]
Sophia Learning
Sophia: Dna:structure the Double Helix: Lesson 2
This lesson will examine the structure of DNA as being in the form of a double helix composed of nucleotides. It is 2 of 4 in the series titled "DNA:Structure- The Double Helix."