Answers:
1-Single celled ( made of 1 cell) or unicelliular
2-An organelle are small organs are separate body parts that perform certain functions in the human body, organelles are microscopic sub-units that perform specific functions within individual cells. Organelles are specialized structures that perform various jobs inside cells. (don't have to type all but just see what you need)
3- Oldest
4- Cell membrane
5- cytoskeleton
6-cytoplasm includes all of the material inside of the cell, the cytoplasm is a thick solution that fills each cell and is enclosed by the cell membrane. It is mainly composed of water, salts, and proteins.
