While I read John Of John, I thought of the song “ Young Man” by The Chicks, released the same year Stuart released his debut ...

This video explains the stages of mitosis, contrasts them with meiosis and the creation of haploid gametes, and concludes by showing how gametes fuse during fertilisation to form a zygote.

This video explains how the heart, blood, and blood vessels work together to circulate oxygen, nutrients, and other vital substances throughout the body.