Survey of Living Things

What are the three domains of life?

Bacteria, Archaea, Eukarya.

What cellular structure distinguishes Bacteria and Archaea from Eukarya?

Bacteria and Archaea are prokaryotic, while Eukarya are eukaryotic.

List the domains that are prokaryotic.

Bacteria and Archaea.

Name a benefit of bacteria.

They help us break down food and create medicines.

What are the three shapes of bacteria?

Bacilli (rod), Cocci (round), and Spirilli (spiral).

Which domain includes all animals, fungi, and plants?

Eukarya.

Identify one type of microscope that can see viruses.

Electron Microscope.

What is a distinguishing feature of organisms in the Domain Eukarya?

They can be unicellular or multicellular.

What is the size of a hair relative to other structures detectable by a light microscope?

It is larger than bacteria.

Define Archaea and give an example of an organism in this domain.

Archaea are prokaryotic and an example is Thermoplasma.