It is not known if aliens exist and if the do, we know nothing about their Biology. If life beyond Earth exists, some organisms are probably slimy while others probably are not.
Slime and Hair
no they need slime. if its a slime alien it needs slime. that's why its called a slime alien. but it will grow in jelly too though
no, you'll need spardex aliens try putting to aliens together on there backs coverd in the slime they provide you
NO snakes leave a 'slime trail' ! Only molluscs such as slugs and snails leave a slime trail !
people do not aliens
If you're putting slime in the fridge, it's slime exactly when you put it in the fridge. So, no time at all.
yes. Slugs leave slime and so does a special type of snake.
yes you can by the amount of time you leave it In
That's a question for the artists who create them. It's one thing to devise what an alien creature might look like, it takes a little extra imagination to design a suitable wardrobe. Then there is the slime factor and the logistics behind that. Many of the aliens are depicted as slimy. It is hard to be covered with slime and hygienically wear clothes. Plus what if the slime dries out? Then any clothes would be glued to them.
well the purple aliens got a slime called Mahek and then a zombie was born. That is how music is made from a guitar.
soft mud or slime
They will work hard and then after years of mistreatment and discrimination ... they will leave