If you are fortunate enough to live in an area populated by lots of Amish, you might be able to buy quark at one of the stores they are proprietors of. Dutch Country Farmer's Markets also carry quark.
Quark is sour cream. Exactly the same.
And you can buy it in any grocery stores.
Quark is not Sour Cream it is an almost fat free cream cheese so is a very different texture to sour cream. It is useful in making cheesecakes and mackerel and other pates or any recipe that calls for cream cheese.
The PDA can be bought from Captain Quark on Planet Oltanis, quite late on in the game.
An anti-strange quark is an antiquark corresponding to the strange quark.
An anti-up quark is an antiquark which corresponds to the up quark.
An anti-beauty quark is an obsolete term for the anti-bottom quark.
Quark.
The final quark, the Top Quark, was discovered in 1995 at FermiLab.
A Quark, is the smallest.
quark quark
An antibottom quark is another name for the bottom antiquark, the antiparticle of the bottom quark.
Quark quark.
Quark Pharmaceuticals was created in 1993.
Quark - techfest - was created in 2006.