Section 1
This kind of cell has all the items necessary to carry out life's activities.
Almost all cells are too small to be seen with this.
The eye
We know now that cells are very ____________.
Complex
Every living thing has at least how many cells?
One
Multicellular organisms grow by producing more of what type of cell.
Small cells
The nucleus of the cell is often called the ___________________ of the cell.
Anything that can live on its own is called what?
An organism
Having many different cells that have different jobs allows multicellular organisms to perform more ___________ than unicellular organisms.
More functions
All cells need ____________ to survive.
Protein
A multicellular organism exists only with how many cells?
A group of cells.
A variety
Mitochondria needs ______________ to produce ATP for the cells to function.
Describe the flow for how cells start to the most complex form as they join together.
1. All cells are surrounded by a cell membrane
2. All cells have chemicals and structures that enables them to live.
3. Almost all cells are too small to be seen with the eye.
What does mitochondria do for the cell?
It breaks down food to produce ATP (energy) for the cells to get energy they need to function.