1 Cytarabine, commonly known as TarabineÂ®, CytarabineÂ®, or Cytosar-UÂ®, is a drug used to treat certain cancers, most notably leukemia found in dogs and cats. 2  Chemically, it is a pyrimidine analog that functions inside cells as an antimetabolite.rand Names and Other Names of Cytarabine. 1  This drug is registered for use in humans only. 2  Human formulations: TarabineÂ® (Adria), CytarabineÂ® (Faulding), Cytosar-UÂ® (Gensia Sicor), and generic cytarabine.
According to Biologists, synapsis is only known to occur in  prophase 1 stage in meiosis because it is responsible for paring  homologous chromosomes. This event does not oc â¦ cur in mitosis. Suzanne (Zanbabe) Benner. 1,477,969 Contributions.
Nondisjunction occurs during the Anaphase stage of Meiosis. In this stage, the sister chromosomes move to opposite sides of the cell. However, in Nondisjunction one or m â¦ ore set(S) of chromosomes move to the same side of the cell.