Answer:
plasmid
Explanation:
Plasmid vectors are used to transmit gene segments. Plasmid vectors are used as "cloning vectors" which are small genetic pieces taken from an organism's cell. These are used for maintaining stability when foreign DNA gets inserted into the cell itself.
You are most likely a human
Answer:
The hypothesis that eukaryotic cells evolved from a symbiotic association of prokaryotes (endosymbiosis) is particularly well supported by studies of mitochondria and chloroplasts, which are thought to have evolved from bacteria living in large cells.
Explanation:
Both mitochondria and chloroplasts are similar to bacteria in size, and like bacteria, they reproduce by dividing in two.