Explain the process of tissue culture.

. While fragments of a tissue are often used, it is important to note that entire organs are also used for tissue culture purposes. Tissue culture, a method of biological research in which fragments of tissue from an animal or plant are transferred to an artificial environment in which they can continue to survive and function.

Explanation:

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.