Question

(ii) With respect to stem cell therapy answer the following questions :
(a) What are stem cells?
(b) How are stem cells preserved ?
(c) What are the sources of stem cells?
(d) What are the two types of stem cells based on the sources?
(e) Give the two uses of stem cells.​

Answer 1

Explanation:

1) the the special cells having pleura potency and ability to divide and differentiate differentiate into new cells are called stem cells

2) stem stem cells are preserved in in liquid nitrogen at -135 ° Celsius to- 190 ° Celsius

3) stem cells are present in the record of pregnant mother in embryo in in red bone marrow in adipose connective tissue of adult human beings and also in placenta

4) stem cells are of two types such as embryonic stem cells and adult stem cells

5) stem cells used in in regenerative therapy production of blood cells ,organ transplantation and cell therapy.

Answer 2

1 stem cells are the body's raw material cells from which all other cells with specialised function are generated

2 stencils are preserved in liquid nitrogen like 135 degree Celsius to 180 degree Celsius

3 bone marrow fat blood ambition wrd

embryonal tissue adipose tissue

4 stem cells originate from two main sources adult body tissues and embryos