Recombinant DNA or rDNA is the general term given to the process of taking a piece of a DNA and merging it with another strand of DNA. The combination of two or more different strands of DNA allows scientists to be able to produce a new and different strand of DNA. Combination of the DNAs of two different organisms is one of themost common recombinant process. The combination of these strands of DNA will give way to the creation of the cure of a lot of genetic diseases in the future like cell anemia, cystic fibrosis and the likes.
Answer:
D: They have restricted cell division.
Explanation:
Pre cancerous cells often act like cancer cells and will grow at abnormal rates but unlike cancer cells they are unable to invade other organs
4. promoting tissue growth in body cells