Show:
Categories
Domains
Kingdoms
Scientific Names
Virus
100
What are the 8 levels of classification in order from largest to smallest?
domain, kingdom, phylum, class, order, family, genus, species
100
How many different domains are there?
3
100
How many different kingdoms are there?
6
100
What is the 2 word system for naming organisms?
binomial nomenclature
100

Particles made up of proteins, nucleic acids, and sometimes lipids that can reproduce only by infecting living cells are called

viruses

200
What is the broadest (largest) level of classification?
domain
200
Name the 3 domains.
Archae, Bacteria, Eukarya
200
Name the 6 Kingdoms.
Animalia, Plantae, Fungi, Protista, Arachaebacteria, and Eubacteria
200
What is the process of naming and classifying organisms?
taxonomy
200

Viruses have two replication cycles. What is the name of the cycle when the host cell is destroyed?

Lytic Cycle

300
What is the most specific (smallest) level of classification?
species
300
What domain are humans and other animals in?
Eukarya
300
What is the only kingdom where all members have cells that lack cell walls completely?
animal
300
What two words make up a scientific name? (What is the first word and what is the second word?)
genus and species
300

How do viruses reproduce?

They insert DNA into a host cell

400
What is the category that contains many similar phyla?
kingdom
400
What domain contains very extreme bacteria, whose names often end in -phile?
Archaea
400
Name 2 differences between plants and fungi.
plants are autotrophs, fungi are heterotrophs; plant cell walls have cellulose, fungi cell walls have chitin
400
How can you tell if two things are definitely two different species? (Hint: What is the definition of biological species?)
Two different species cannot successfully interbreed or reproduce together.
400

Which characteristics do viruses possess in common with living cells?

Contain nucleic acids such as DNA or RNA

500
What is the category that contains many similar families?
order
500
What domain contains bacteria that we may encounter, such as E. coli?
Bacteria
500
Name 2 differences between the plant and animal kingdom.
plants are autotrophs, animals are heterotrophs; plants have a cell wall, animals do not
500
What is an organism that results from interbreeding between two species? (Hint: This organism is often sterile, like a mule.)
a hybrid
500

What is the difference between bacteria and viruses?

Bacteria can carry out metabolic processes and reproduce independently. Virus need a host cell.