The application creates a disk image on the flash card, mount it and install there OS distribution. Applications of the new system are run in a chroot environment and working in parallel with platform Android.
http://play.google.com/store/apps/details?id=ru.meefik.linuxdeploy
Kali Linux on Android
http://www.kali.org/tutorials/kali-linux-android-linux-deploy/
Kali Linux Live USB Install Procedure
http://docs.kali.org/downloading/kali-linux-live-usb-install
http://play.google.com/store/apps/details?id=ru.meefik.linuxdeploy
Kali Linux on Android
http://www.kali.org/tutorials/kali-linux-android-linux-deploy/
Kali Linux Live USB Install Procedure
http://docs.kali.org/downloading/kali-linux-live-usb-install