Question

vocabulary
fill in the blank with the term that best completes the following sentences.
1 the ____________ is the smallest functional and structural unit of all living things.
2 all cells are surrounded by a(n) ____________
3 a living thing is called a(n) ____________
key concepts
4 describe discuss two ways that all cells are alike.
5 list what are the main ideas of the cell

Explanation:

1. In biology, the cell is the basic unit of life for all living organisms.
2. Cells are surrounded by a cell - membrane which controls the movement of substances in and out of the cell.
3. An organism is a living thing.
4. All cells have a cell - membrane that regulates transport and contain genetic material (DNA or RNA).
5. The cell theory's main ideas include that all living things are made of cells, cells are the basic unit of life, and new cells come from pre - existing cells.

Answer:

1. cell
2. cell membrane
3. organism
4. All cells have a cell - membrane and contain genetic material.
5. All living things are made of cells; cells are the basic unit of life; new cells come from pre - existing cells.