Yes you can!
You can duplicates and reorder Lessons, Sections and Quizzes in any Space.
Select the three dot menu next to the content > Duplicate Lesson/Section/Quiz.
When you duplicate a Section, it will duplicate all the content inside as well.
You can also move the content to a new Space by selecting Move Lesson/Section/Quiz.
To learn more, check out this article.
To reorder content, click on Reorder at the top of the content and drag and drop whatever you would like to move.
When you are finished, select "Finish Reordering".
If you select Bulk Reorder, you will see options to check content to change the visibility as well as completion settings.