A cell happens to be the smallest unit of life, but there's a tremendous amount of activity going on within this very fascinating place. The talented people at the National Science Foundation (NSF) are well aware of this fact, and they have created this illuminating and interactive visual feature to help people learn about the cell's different components. On the homepage, visitors are presented...

The National Center for Biotechnology Information presents the first full release of all NCBI Reference Sequence (RefSeq) records. RefSeq "aims to provide a comprehensive, integrated, non-redundant set of sequences, including genomic DNA, transcript (RNA), and protein products for major research organisms." The database currently includes over 785,000 proteins from numerous organisms, and...

Supported by the University of Otago, the Health Research Council, and the Royal Society of New Zealand, Transterm is "an interactive database providing access to RNA sequences and their associated motifs. The RNA sequences are derived from all gene sequence data in Genbank, including complete genomes, divided into putative 5' and 3' UTRs, initiation and termination regions and the full CDS...

This Web siteby the Wellcome Trust Sanger Institute provides information about genome science for various levels of awareness. Although the advanced section is not yet complete, the beginner and intermediate touch on genes, DNA, RNA, and the Human Genome Project. If your curiosity is not satisfied by the Web site, there is a form for submitting questions directly to the Sanger Institute. Two nice...