How do organisms reproduce? Well it depends on the organism. We explore the two main types - sexual and asexual and consider the consequences of each.
Cell cycle, chromosomes and mitosis video:
https://www.youtube.com/watch?v=RHyZVmbiA78
Binary fission video:
https://www.youtube.com/watch?v=OAcz-tFGY0Y
Meiosis video:
https://youtu.be/micUPynqx9k