yes she is a pure blood vampire
She is already a vampire
Yuki Cross's theme song from Vampire Knight is just called "Yuki Cross's theme". It's the third song down listed in Vampire Knight: Original Soundtrack.
Zero promises to come kill Yuki when the time will come and Yuki will waiting for that since now she was kanames sister which makes her a pureblood vampire and then yuki goes with kaname.
no
One of the characters in Rosario+Vampire "Mizore Shirayuki" is a yuki onna
Yuki Kuran fancys her fiancee/husband Kaname Kuran.
well theres these kids zero and Yuki and they basically are bodie guards for the night class aka the vampires and Yuki kinda has a thing for him and she finds out zero is an eavel vampire aka level E vampire then Yuki finds out shes a vampire and has to marry her vampire brother and zero becomes a vampire hunter so its a love that can never be
Cross Yuki's eyes in Vampire Knight are depicted as a reddish-violet color. This unique eye color is a significant characteristic of her vampire lineage.
The Forty-Third Night: "Vampire Night" Where Yuki and Zero finish off Rido and then Zero turns his gun on Yuki.
Yuki has a flashback about Zero joining their family in the second episode of Vampire Knight. In that episode, Yuki remembers how Zero was taken in by her father and brought to live with them after losing his family to a vampire attack.
Yui Horie is the voice of Yuki Cross/Kuran. Although Yui doesn't really look like the character Yuki.
Zero Kiryuu