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chapter 18 worksheet
| Question | Answer |
|---|---|
| Scientists assign each kind of orgasnism a universally accepted name in the system known as | bionomial nomenclature |
| For many species, there are often regional differences in their | common names |
| In taxonomy, a group at any level of organization is referred to as a | a fraction of species |
| Scientists have identified and named | a fraction of all species |
| Based on their names, you know that the baboons "Papio annubis" and "Papio cynocephalus" do NOT belong to the same | species |
| Before Linnaeus, scientific names were problematic because they were | very long and difficult to standardize |
| Which two kingdoms did Linnaeus recognize? | plants and animals |
| Animals that are warm-blooded, have body hair, and produce milk for their young are grouped in the class | mamalia |
| The most general and largest category in Linnaeus's system is | the Kingdom |
| Traditional classifications tended to take into account primarily | DNA similarities |
| In biology, an evoultionary innovation is also reffered to as a | derived character |
| An anaylsis of derived characters is used to generate a | traditional classification system |
| Similar genes are evidence of | common ancestry |
| What do all organisms have in common? | They use DNA and RNA to pass on information |
| Scientists have found that humans and yeasts | have similar genes for the assembly of certain proteins |
| All organisms in the kingdom Protista, Plantae, Fungi, and Animilia are | eukaryotes |
| Which kingdom contains heterotrophs with cell walls of chitin? | Fungi |
| Organisms in the kingdom Eubacteria and Archaebacteria were previously grouped in a kingdom called | Monera |
| When scientists use a(an) ______________ for an organism, they can be certain they are all discussing the same orgamsim. | scientific name |
| The animals "Panthera leo" (lion) and "__________" tigris (tiger) belong to the same genus. | Panthera |
| The use of a two-part scientific name for organisms is called _________ nomeclature. | binomial |
| In taxonomy, different classes of organisms might be grouped into a __________, which is the next (larger) category. | Phylum |
| In Linnaeus's system of classification, the two smallest categories are genus and _______. | species |
| In taxonomy, the class Mammilia is grouped with the classes Aves, Reptillia, Amphibia, and several classes of fishes into the phylum _________. | chordata |
| Unlike the five-kingdom system of classification, the six-kingdom system breaks ____________ into two groups. | Monera |
| What characteristic is used to place an organism in the domain Eukarya? | If it has a nucleus |
Created by:
abraneisha