What is systematics? How is it used to develop phylogenetic trees?
a discipline focused on classifying organisms and determining their evolutionary relationships - use data ranging from fossils and molecules to infer
What is taxonomy?
a scientific discipline concerned with naming and classifying the diverse forms of life
What is your binomial and what does it mean?
Homo-sapiens and wiseman
What are 2 components of every binomial?
genus and species
kingdom, phylum, class, order, family, genus, and species
Which are more closely related, organisms in the phylum or those in the same order?
What is a clade?
a group of species that includes an ancestral species and it's all descendants
consists of an ancestral species and all descendents
an ancestral species and some, not all descendents
includes taxa with differnt ancestors
What are derived characters?
a character that originated in an ancestor of the taxon
Which method reveals that fingi are more closely related to animals than to green plants?
Which method reveals that the Pima of Arizona and Yanomami of Venezuela are descendents of the same N.A. that crossed the Bering Land Bridge 13,000 years ago?
a yardstick for measuring the absolute timee of change based on observations
If we use a molecular clock, approx. when did HIV emerge?
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