U3 L 1: WHAT ARE CELLS? _ part1

........... is the basic unit of structure and function in a living thing.

• cell

• organisms

• nucleus

• tissue

Living things are also called ............

• cell

• organisms

• nucleus

• tissue

A ............. is the smallest unit of life.

• cell

• organisms

• nucleus

• tissue

Organisms can ONLY be made of trillions of cells.

• True

• False

Organisms can be made of one cell or trillions of cells.

• True

• False

The different kinds of cells may have different functions.

• True

• False

The cell theory has. ............ parts.

• two

• three

Which is NOT part of the cell theory ?

• All living things are made of cells.

• All the processes of life take place in cells.

• The different kinds of cells may have different functions.​

• New cells come from existing cells.

Select the three parts of the cell theory.

• All living things are made of cells.

• All the processes of life take place in cells.

• Plants and animals need different things to stay alive.

• New cells come from existing cells.

Robert Hooke observed dead cells from tree bark, like these cork cells.

choose the dead cells from tree bark.

• 
• 
• 
•