
tRNAs and ribosomes (article) | Translation | Khan Academy
A tRNA, like the one modeled below, is made from a single strand of RNA (just like an mRNA is). However, the strand takes on a complex 3D structure because base pairs form between …
Types of RNA (article) | Khan Academy
In this article, we will explore the roles of tRNA, rRNA, and snRNA, detailing their structures, functions, and significance in the cell, and also discuss other types of RNA that are important …
RNA structure and function (article) | Khan Academy
Learn about the structure of RNA and the many functions that RNA carries out in the cell.
Molecular structure of RNA (video) | Khan Academy
RNA plays various roles in cells, including messenger RNA (mRNA), transfer RNA (tRNA), ribosomal RNA (rRNA), and microRNA, and it is a vital part of processes such as transcription, …
Nucleic acids (article) | Khan Academy
Each nucleotide is made up of three parts: a nitrogen-containing ring structure called a nitrogenous base, a five-carbon sugar, and at least one phosphate group.
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 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 …
DNA function & structure (with diagram) (article) | Khan Academy
DNA structure and function Nucleic acids DNA Molecular structure of DNA Antiparallel structure of DNA strands Leading and lagging strands in DNA replication Speed and precision of DNA …
DNA structure (article) | Khan Academy
In one strand, the backbone runs from the 5’ end to the 3’ end (often described as “down”), while in the complementary strand, it runs from the 3’ end to the 5’ end (most of the time described …
tRNA (video) | Khan Academy
Why is tRNA called the adapter molecule? How is it involved in protein synthesis and what does it look like? Watch this video to understand the structure and function of tRNA.