[Lavkeshsharma]

Graduate Record Examinations or GRE score is required for admissions in most of the institutes of US,Canada. In European countries you can directly get admission on the basis of your grades.
GATE score is also acceptable in institutes of Singapore like NUS,NTU and HKUST,Honk kong.

Check out this article for list of reputed universities.
https://www.biotechnologyforums.com/thread-2169.html