Stem cells

Term 1: Stem Cells
Definition 1: Unspecialised cells that have not yet undergone differentiation and are essential for replacing worn-out cells.
Term 2: Embryonic Stem Cells
Definition 2: Stem cells found in the early stages of an embryo that are unspecialised and can differentiate into almost any cell type.
Term 3: Adult Stem Cells
Definition 3: Stem cells found in specific areas of adults (such as bone marrow, brain, eyes, and skin) that can only differentiate into a limited number of related cell types.
Term 4: Meristem
Definition 4: Plant tissue found at the growing tips of shoots and roots where cells divide continuously by mitosis and can differentiate into any plant cell type at any time in the plant's life.
Term 5: Therapeutic Cloning
Definition 5: A technique involving the transfer of a nucleus from a patient's cell into an enucleated egg cell to produce stem cells with the same genetic makeup as the patient, avoiding immune rejection.