It can be updated, but it will take longer to do so because the program used for coding is different from the regular version. In other words, they have to convert all the code from one format to another, AND the limitations of mobile devices are much more strict than those of a computer.
you cant unless it was updated it that case kill a spider
you cant have a minecraft pocket edition username
you cant
In the minecraft pocket edition you cant get seed because in the computer version you get seeds from tall grass and there is no tall grass in the minecraft pocket edition
you cant
u cant
for now you cant gust slabs
You cant
Unfortunately, no, you cant. Only on a PC or a Mac
You will need the 0.3.3 update.
You cant
you cant do anything with but on consoles you can mine and they turn into snowballs and yu can throw them.