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Biology 121 Final Exam Test Bank 200+ Structured
Questions & Detailed Answers with Rationales A+
Graded
What is the definition of Phylogeny? - CORRECT ANSWER >>>The evolutionary history of a
species or group of species
What is the definition of Systematics? - CORRECT ANSWER >>>A discipline focused on
classifying organisms and determining their evolutionary relationships
What is the definition of Taxonomy? - CORRECT ANSWER >>>A scientific discipline concerned
with naming & classifying the diverse forms of life
What do you know about Binomial Nomenclature? - CORRECT ANSWER >>>- Invented by
Carolus Linneaus
- It is a 2 part naming system comprised of the Genus (to which the species
belongs; first part of the binomial) and species (specific epithet, species within the
genus, second part of binomial)
What do you know about Hierarchical Classification? - CORRECT ANSWER >>>-Hierarchy of
increasingly inclusive categories
- Domain -> Kingdom -> Phylum -> Class -> Order -> Family -> Genus -> Species -
Taxon - the named taxonomic unit at any level of the hierarchy
How is phylogeny reconstructed using morphological characteristics? - CORRECT ANSWER
>>>Ancestral - a characteristic that originated in an ancestor of the taxon
Derived - an evolutionary novelty unique to a clade
