Cells

The basic unit of life that all living things are made up of  are 

• unicellular

• cells

• multicellular

This type of organism has many cells and usually many different kinds of cells

• unicellular

• multicellular

This type of orgaism is made up of only one cell.

• unicellular

• multicellular

Do not have a well-defined cell wall - examples: bacteria and and blue-green algae

• eukaryote

• prokaryote

An organism that is made up of either one cell or multiple cells and it has a nucleus

• prokaryote

• eukaryote

Humans have about _____ different types of cells

• 20

• 200

• 2,000

An adult human  has about _____ cells in its body.

• 10 - 100 million

• 10 - 100 billion

• 10 - 100 trillion

True or false.

A human has 10x more bacteria in their body than they have human cells.

• true

• false

This type of cell contains a well-defined nucleus that contains DNA.

• bacteria

• eukaryote

• prokaryote

This type of cell does not contain a nucleus, so the DNA floats around freely in the cell. 

• eukaryote

• prokaryote