The graph shows the changing levels of hormones during menstruation and ovulation. what happens to hormone levels during ovulation, and why is this important?

During ovulation, female body creates an increase in a hormone called Luteinizing Hormone (LH).
This is important because the increase in Luteinizing Hormone will cause the release of the eggs that is very important in ovulating process

hope this helps

Oblate

Pro insulin undergoes extensive posttranslational modification along the production pathway .