Question $29$

Each unreplicated chromosome contains ONE double$-$stranded DNA molecule.

Suppose a cell has $12$ chromosomes. At the beginning of G$1$ phase, DNA molecules are present in this cell. At the beginning of G$2$ phase, DNA molecules are present in this cell.

$12,12$

$24,24$

$12,24$

$24,12$

$6,12$