Mutations may change the structure of a chromosome or just change a single nucleotide, and mutations in genes on the Y chromosome have been implicated in male genetic infertility. Given these facts, what does changes in the structure of the Y chromosome do among the following options:
- reproduce
 - Male infertility
 - harm them
 - bending light rays
 - It expands
 - allow growth
 - Plant growth is reduced
 - Damages them


 

  Male infertility       