1-1 Discovering Cells

The basic unit of structure and function for all living things is the __.

• atom

• molecule

• cell

• DNA

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What invention made it possible for people to discover and learn about cells?

• thermometer

• barometer

• satellite

• microscope

What instrument makes small objects look larger?

• thermometer

• electronic balance

• graduated cylinder

• microscope

A microscope that has more than one lens is called a(n) __.

• simple microscope

• compound microscope

• convex microscope

• electron microscope

One of the first people to observe cells by looking at cork is __.

• Aristotle

• Linnaeus

• Hooke

• Schleiden and Schwann

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All of the following are stated in the cell theory EXCEPT __.

• All cells are produced from other cells.

• Cells are the basic unit of structure and function of living things.

• Cells are the building blocks of matter.

• All living things are composed of cells.

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True or False: The cell theory holds true for all living things.

• True

• False

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What do a giraffe and leaf have in common?

• they are made of cells

• their cells lack a nucleus

• they are autotrophs

• they are unicellular

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The ability to make things look larger than they are is called __.

• magnification

• resolution

• classification

• experimentation

The ability to clearly distinguish the individual parts of an object is called __.

• magnification

• resolution

• classification

• experimentation