Choromose is not a recognized term in scientific literature or common usage. It may be a misspelling or misinterpretation of "chromosome," which refers to the structures within cells that contain DNA and genetic information. Chromosomes play a crucial role in cell division and heredity. If you meant something else by "choromose," please provide more context for clarification.
In mitosis it is anaphase. In meiosis it is anaphase I and anaphase II.
Having 2 different alleles means to have a pair of a type of gene i.e. for e.g. in sweet peathere are 2 gene for seed shape, folower colour, flower position, pod shape, pod colour and are on homologous choromose and are knwon as allele of each other