
Discovery of the structure of DNA (article) | Khan Academy
In this article, we'll briefly explore how the double-helical structure of DNA was discovered through the work of James Watson, Francis Crick, Rosalind Franklin, and other researchers.
The discovery of the double helix structure of DNA - Khan Academy
How the double helix structure of DNA was discovered. Work of Watson, Crick, Franklin, Wilkins, and Chargaff.
Crick, Watson, and Franklin | DNA structure (article) | Khan Academy
In 1953, three English biochemists helped unlock the mystery of life by determining the double helix structure of the DNA molecule. Found in all life on Earth, DNA contains the information …
DNA as the genetic material | Biology archive - Khan Academy
Unit 12: DNA as the genetic material About this unit This unit is part of the Biology archive. Browse videos and articles by topic. For our most up-to-date, mastery-enabled courses, check …
DNA function & structure (with diagram) (article) | Khan Academy
In order to understand the biological function of DNA, you first need to understand its molecular structure. This requires learning the vocabulary for talking about the building blocks of DNA, …
DNA (video) | Molecular genetics | Khan Academy
But it wasn't until 1953 wherein this double helix structure of DNA was established. The people said, "Hey, this looks like our molecule." So first, let's just talk about the structure here and …
Classic experiments: DNA as the genetic material - Khan Academy
Additional research by many scientists, including Erwin Chargaff, James Watson, Francis Crick, and Rosalind Franklin, led to the discovery of DNA structure, clarifying how DNA can encode …
DNA (video) | Gene expression and regulation | Khan Academy
But it's really the structure of DNA that made people say, "Hey, that looks like "the molecule that's storing the information." Just to be clear, DNA wasn't discovered in 1953.
DNA structure and replication (practice) | Khan Academy
In a sample of double-stranded DNA, 30 % of the nitrogenous bases are adenine (A). What percentage of the nitrogenous bases in the sample are thymine (T)?
DNA structure and replication review (article) | Khan Academy
Knowing the structure of DNA unlocked the door to understanding many aspects of DNA's function, such as how it is copied and how the information it carries can be used to produce …