Visualize the main driving force behind molecular biology, where DNA makes RNA, and RNA makes protein. [1:53]

See how DNA is transcribed into RNA and spliced to remove non-coding regions, leaving only the protein-coding regions, called exons. [1:37]

For the section including translation, go to "the genetic code" chapter in the table of contents. This explanation includes diagrams and illustrations as well as a codon code table.

Try these nineteen questions which serve as a chapter review over concepts in molecular genetics.

Learn about transcription using this visual graphic and detailed list of the various steps that take place during the process.

A good Access Excellence site with an introduction to the processes of transcription and translation, leading to a student modeling activity.

An update on ribosomes research at the molecular level. This site also provides links to various scientists. (9/99)

Learn how genes in DNA can provide instructions for proteins. Understand the central dogma of molecular biology: DNA, RNA, protein.

Find out how the nucleotide sequence of an mRNA is translated into the amino acid sequence of a polypeptide (protein).

Learn about structure and roles of transfer RNAs and ribosomes including codons, anticodons, and wobble. Also find out about Aminoacyl-tRNA synthetases.

Learn how molecular labels are used to direct proteins to different parts of the cell and to the cell exterior.

Get the big picture of eukaryotic gene regulation, and learn how different genes are expressed in different cell types.

Find out some general and specific transcription factors. Learn about transcription initiation complex and looping as well as combinatorial regulation.

Learn how Barbara McClintock made a number of groundbreaking discoveries in genetics.

[Free Registration/Login may be required to access all resource tools.] This article complete with labeled diagrams, key vocabulary terms, and review questions explains the different factors involved in transcription.

[Free Registration/Login may be required to access all resource tools.] The structure and function of proteins.