Video: Nondisjunction and Aneuploidy. Learn why proper chromosome segregation is essential during meiosis. We'll see how having an extra chromosome can lead to Down Syndrome and also examine the consequences of having too few chromosomes. Disruptions to the delicate balance of cell division can have far-reaching effects. Biology 101: Intro to Biology / Science Courses.
The rights for the first four novels in the series were sold to Warner Bros. for Â£1,000,000 by J.K. Rowling. After the release of the fourth book in July 2000, the first film, Harry Potter and the Philosopher's Stone, was released on 16 November 2001.
The next release of advance tickets for Harry Potter and the Cursed Child, at the Palace Theatre in London, will be on Saturday 16 September 2017, at 11am BST, for performances from 25 July to 21 October 2018. Click here for more information. For news on future ticket releases, please sign up to our newsletter.