Unit 1.1: Cell Structure, Function & Viruses TEST REVIEW

Front

What is a virus?

Back

A virus is a microscopic infectious agent that can only replicate inside the living cells of an organism.

Front

What is required for a virus to reproduce?

Back

A virus needs a host cell to reproduce.

Front

Which is larger: a virus, a prokaryotic cell, or a eukaryotic cell?

Back

A eukaryotic cell is the largest among the three.

Front

What does 'endosymbiosis' mean?

Back

Endosymbiosis means 'living together'.

Front

What is an organism?

Back

Any living thing is called an organism.

Front

Can viruses reproduce outside of a living cell?

Back

No, viruses can only reproduce inside a living cell.

Front

Do viruses contain DNA?

Back

Some viruses contain DNA, while others contain RNA.

Front

What is the primary function of a cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells do not have a nucleus or membrane-bound organelles, while eukaryotic cells do.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.