What are the two types of characteristics scientists compare to classify organisms?

Which structure do scientists look at when studying physical characteristics of organisms?

What type of genetic material do scientists study to identify relationships among organisms?

Who is credited with giving each kind of living thing a two-part specific name in the 1700's?

What is the term for a group of organisms that are very closely related?

What does a scientific name always include?

What is taxonomy?

Which domain is made up of prokaryotes that usually have a cell wall and reproduce by cell division?

Prokaryotes are defined as single-cell organisms that lack what?

Which domain of prokaryotes is known to live in harsh environments such as hot springs and thermal vents?

What are eukaryotes made up of?

What term describes organisms like some protists and fungi that are composed of only one cell?

Which kingdom includes multicellular organisms that have cell walls and perform photosynthesis?

What type of organism primarily uses digestive juices to break down materials for food?

Which of the following is NOT a characteristic of organisms in the kingdom Animalia?

What does the term "autotrophic" mean in the context of an organism's nutritional method?

Which diagram is used to show the relationships among species?