Answer the following question given this paragraph: 

Chromosomes, like those shown here, must form prior to cell division, to ensure that each daughter cell receives a complete set of genetic material. Each chromosome is made of two identical sister chromatids. Each chromatid is 1/2 of the "X. " Essentially, each daughter cell receives half of each "X-shaped" chromosome.


Q: Each what is made of two identical sister chromatids?


A:
chromosome