The process that must happen before meiosis can begin is that DNA doubles and produces sister chromatids (Option C).
What is meiosis?
Meiosis is a cell division process that generates four daughter cells having half of the DNA when compared to the parental cell.
Meiosis needs first the duplication of the genetic material by means of a synthesis stage (S phase).
In conclusion, the process that must happen before meiosis can begin is that DNA doubles and produces sister chromatids (Option C).
Learn more about meiosis here:
https://brainly.com/question/8253366
#SPJ1