Which of the following statements are true and which are false?

A. Centrosomes are replicated before M phase of the cell cycle begins.

B. Sister chromatids contain identical DNA.

C. The microtubules attached to a given kinetochore extend to both poles of the spindle.

D. Microtubule polymerisation and depolymerisation is a feature of the S phase of the cell cycle.

E. Kinetochores are found in the centrosomes.

F. Telomeres are the sites of attachment of microtubules during mitosis.

G. Sister chromatids remain paired as they line up on the spindle at metaphase.