The key features of cells and their functions - OCR 21st Century How is genetic information inherited? - OCR 21st Century How can and should gene technology be used? - OCR 21st Century ...

A genome is the complete set of genetic information contained within an organism. It includes all the DNA that makes up an organism's chromosomes, which are tightly coiled structures located in the ...

It has been four years since the original publication of the draft sequence of the rat genome. Five groups are now working together to assemble, annotate and release an updated version of the rat ...

Genes exist in most cells. Inside a cell is a long strand of the chemical DNA (deoxyribonucleic acid). A DNA sequence is a specific lineup of chemical base pairs along its strand. The part of DNA ...

“I like to remember how important 1953 was in its extremes. On April 25, 1953, the discovery of the double-helix structure of DNA by scientists Francis Crick, from Great Britain, and James ...