Chapter 5 quiz 1

The cell theory states that;

• Cells are the fundamental units of life

• All organisms are composed of cells

• All cells come from preexisting cells

• Because there are different types of cells, we do not share common ancestors.

In our lab setting, when we are looking at cells, we utilize what type of microscope?

• Compound light microscopes

• Electron microscopes

• Dissecting light microscope

The cytoplasm of a cell contains:

• everything within the cell membrane

• all of the cytosol

• everything within the cell membrance except the nucleolus

• everything within the cell membrane except the nucleus

There are two types of cells;

• prokaryotes and eukaryotes

• bacteria and eukaryotes

• archaea and prokaryotes

• eukaryotes and animals

The nucleus of eukaryotes:

• Contains most of the DNA

• Site of DNA replication

• Has a nuclear envelope

• Has a nucleolus