during the cell cycle, when are chromosomes available?
a. only during interphase
b. only when they are being replicated
c. only during cell division
d. only during the G1 phase

which pair includes a phase of the cell cycle and a cellular process that occurs during that phase?
a. G1 phase - DNA replication
b. G2 phase - preparation for mitosis
c. S phase - cell division
d. M phase - cell growth​