Yes it is a ORGANELLE in a eukaryotic cells
Ultraviolet sun rays it damages the cells and can cause skin cancer.
The answer is that they treat bacterial infections.
The basic unit of life is a D. cell.
D is the correct answer because although life is also made up of the other options, in the end, they are all made up of cells. A tissue is a group of specialized cells, and an organ is made up of different tissues. An organ system is a system of organs that work together.
Hope that helped you.