Distinguish between (a) somatic gene therapy and germ line gene thera

1.	Distinguish between (a) somatic gene therapy and germ line gene therapy.(b) undifferentiated cells and differentiated cells.
Answer» (a) Somatic gene therapy : It is the replacement of defective gene in somatic cells. Germ line gene therapy : It is replacement of defective gene in germ cell (egg and sperm). (b) Undifferentiated cells : The cells which have not become specialized are called undifferentiated cells. Eg: Cells in early embryos Differentiated cells : The cells which have become specialized for doing certain job. Eg: Muscle cell, nerve cell.

Distinguish between (a) somatic gene therapy and germ line gene therapy.(b) undifferentiated cells and differentiated cells.

Answer»

(a) Somatic gene therapy : It is the replacement of defective gene in somatic cells.

Germ line gene therapy : It is replacement of defective gene in germ cell (egg and sperm).

(b) Undifferentiated cells : The cells which have not become specialized are called undifferentiated cells.

Eg: Cells in early embryos

Differentiated cells : The cells which have become specialized for doing certain job.

Eg: Muscle cell, nerve cell.