Animation about crossingover

Here it is a link to download an animation about crossingover.

http://www.mediafire.com/?3fbcjo1l1c4kjw6

Animation on mitosis and meiosis

One more animation that compares mitosis and meiosis...

http://www.mediafire.com/?lspx4uu9sazcdv7

Animation on mitosis and meiosis

Here it goes a link to download an animation that compares mitosis and meiosis.

http://www.mediafire.com/?61b76085w0gg9s9