Vectors Uses for Animal Cell Culture
Which one of the following is true about Yeast Episomal plasmids (YEp) vectors?

Carries autonomously replicating sequence
Carries centromere and telomere sequences
Has a origin of replication and rep genes
Allows transformation by using crossing over

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Vectors Uses for Animal Cell Culture
Recombinant adeno virus can be created by deleting E1A/E 1B genes that are

coding for virus coat protein
important for packaging of viral DNA into viral head
not necessary for viral replication
transcriptional regulators and are essential for viral replication

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