S phase
= S phase
{c}
{title2=$S$}
{wiki}
During <S phase>, nuclear <DNA replication> produces paired <sister chromatids>. <DNA> content rises from $2C$ to $4C$, while the <chromosome> count remains $2n$.
= S phase
{c}
{title2=$S$}
{wiki}
During <S phase>, nuclear <DNA replication> produces paired <sister chromatids>. <DNA> content rises from $2C$ to $4C$, while the <chromosome> count remains $2n$.