Human Genetics
(chromosome inheritance/gene expression)
, Mitosis Meiosis
● Requires one nuclear Similar
division ● Requires two nuclear
● Results in two daughter divisions
cells (following ● four daughter nuclei are
cytokinesis) produced (following
● Daughter cells have the cytokinesis)
same chromosome ● Four daughter cells are
number as the parent haploid (n) and have half the
cell; the diploid number ● DNA replication takes chromosome number of the
(2n) place once parent cell (2n).
● Daughter cells are ● Daughter cells not genetically
genetically identical to identical to each other or
each other and to the parent cell.
parent cell. ● Only occurs at certain times
● Occurs in all tissues in the life cycle of sexually
during growth and repair reproducing organisms.
● Abnormal mitosis can
lead to cancer
(chromosome inheritance/gene expression)
, Mitosis Meiosis
● Requires one nuclear Similar
division ● Requires two nuclear
● Results in two daughter divisions
cells (following ● four daughter nuclei are
cytokinesis) produced (following
● Daughter cells have the cytokinesis)
same chromosome ● Four daughter cells are
number as the parent haploid (n) and have half the
cell; the diploid number ● DNA replication takes chromosome number of the
(2n) place once parent cell (2n).
● Daughter cells are ● Daughter cells not genetically
genetically identical to identical to each other or
each other and to the parent cell.
parent cell. ● Only occurs at certain times
● Occurs in all tissues in the life cycle of sexually
during growth and repair reproducing organisms.
● Abnormal mitosis can
lead to cancer
