İnsan vücudu sadece küçük hücrelerden oluşur.
- The human body is only made up of tiny cells.
İnsanlar yaşlanırken, beyin hücreleri daha az verimli olur.
- As people get older, their brain cells become less efficient.
... So we know that we all make cancer cells every day. ...
... We fight the cancer cells. ...