Quantcast
issue
Read articles, including Science News stories written for ages 9-14, on the SNK website.

In cell division, a resting cell (top) begins to synthesize DNA (right). It
duplicates the chromosomes (bottom) that segregate into two identical cells
(left). Proteins called cyclins and cyclin dependent kinases (CDKs) direct the
process. Credit: The Nobel Foundation
Found in: Biomedicine

Follow Us
blogs & columns
multimedia
Not to miss
bookshelf