Most Invertebrates Have a Cluster of Ten Similar Hox Genes

Multiple Choice

Most invertebrates have a cluster of ten similar Hox genes, all located on the same chromosome. Most vertebrates have four such clusters of Hox genes, located on four nonhomologous chromosomes. The process that could have potentially contributed to the cluster's presence on more than one chromosome was ________.

A) binary fission
B) translation
C) gene duplication
D) nondisjunction
E) transcription