5.3 classification

Question 1

what is great ab the binomial system of nomenclature?

Answer 1

• It allows for the identification and comparison of organisms based on recognised characteristics
• It allows all organisms to be named according to a globally recognised scheme
• It can show how closely related organisms are, allowing for the prediction of evolutionary links
• It makes it easier to collect, sort and group information about organisms

Question 2

how should scientific names be stylized in text?

Answer 2

italicized

Question 3

how should scientific names be stylized in print?

Answer 3

underlined

Question 4

3 domains

Answer 4

1. Eukarya
2. Archaea
3. Eubacteria

Question 5

eukarya

Answer 5

eukaryotic organisms that contain a membrane-bound nucleus (includes protist, plants, fungi and animals)

Question 6

archaea

Answer 6

prokaryotic cells lacking a nucleus and consist of the extremophiles (e.g. methanogens, thermophiles, etc.)

Question 7

eubacteria

Answer 7

prokaryotic cells lacking a nucleus and consist of the common pathogenic forms (e.g. E. coli, S. aureus, etc.)

Question 8

hierarchy of taxa

Answer 8

domain, kingdom, phylum, class, order, family, genus, species