BJU Life Science Ch 2: Quiz 2A - Cell Structure

Robert Hooke first used the term (a)   to identify the smallest working unit of an organism.

• cavity

• cell

• chamber

• cubicle

Which ONE of the following statements comes from Cell Theory?

• a group of tissues makes up a cell.

• cells cannot live apart from other cells.

• cells come only from preexisting cells.

• the parts of a cell came about slowly.

Tissues may only be found in which type of organism?

• bacteria

• multicellular organisms

• prokaryotic organisms

• unicellular organisms

True or False? Multicellular organisms can be composed of either prokaryotic or eukaryotic cells.

• True

• False

True or False: Cells found in muscle tissue look similar and act in very similar ways to cells found in other tissues throughout the body.

• True

• False

All of these statements are true. Three statements illustrate why Cell Theory is a scientific model rather than absolute truth. Choose all three of these.

• All cells come from other cells.

• Cell theory is subject to being changed or replaced.

• Scientists cannot say with certainty that all living things are made of cells.

• Viruses are not made of cells, yet many scientists consider them living things.