I can adress this one right away
the process goes as follows
You get asexual first, then viruses acting like sperm, then male/female, etc.
it will take a little time to respond to all points underlined mind you but a good start for you is try and find online (I don't know your internet connection speed) and download the NOVA series from PBS that deals with the origin of our solar system the title of the 4 part series is called "Origins"
http://www.pbs.org/wgbh/nova/origins/
and also you can learn more about Abiogenesis in the mean time at
www.talkorigins.com
I will be back but alas I must do soem research and I also have to be at work early tomorrow morning
I do have my work cut out for me answering you and UD in the next day or so