1.

Question

Scientists use this type of data in order to classify organisms?
DNA and amino acids
embryology
homologous structures
all of the above

Answer 1

All of the above.

Answer 2

2.
_____ are the broadest, most inclusive taxon in our present day classification system
kingdom
domain
phylum
species

Answer 3

Domain.

Answer 4

3.
The organisms in this domain are more complex and have a nucleus and membrane-bound organelles
Eukarya
Archaea
Bacteria

Answer 5

Eukarya.

Answer 6

4.
Organisms in this Domain live in harsh environments; may represent the first cells to have evolved.
Eukarya
Archaea
Bacteria

Answer 7

Archaea.

Answer 8

5.
All of the following are in the Domain Eukarya EXCEPT:
animals
plants
bacteria
protists

Answer 9

Bacteria.