A good vector to genetically altered respiratory cells might be A VIRUS THAT HAS BEEN GENETICALLY ALTERED TO CARRY NORMAL HUMAN DNA.
Gene therapy is a medical method of treatment which uses genes to prevent or treat diseases. The method is used to correct the defects in genes which is causing a disease. In order to insert a normal gene to replace the defective one, a vector, which will carry the gene is needed. The vector that is usually used in this case is a virus, which has been doctored to carry a normal human DNA.
Answer: anaphase- the stage of meiotic or mitotic cell division in which the chromosomes move away from one another to opposite poles of the spindle
Example: daughter nuclei
Explanation:
14C (carbon-14) can be used to date a 20,000 year old skeleton
