Last Quiz !!! Flashcards
Taxon
One branch of the tree
Root
Common ancestor
Basal taxon
First branch to Leave
Sister taxa
Two taxons closely branched together
Polytomy
Multiple branches offs at one, generally little is known about order or time (2+)
Levels of classification
Domain kingdom phylum class order family genus species
Domain knowledge
Archaea and bacteria are both prokaryotes
Archaea have intron splicing
Bacteria do not
Kingdom differences
Plants have a cell wall
Cellulose
Photosynthesis
Fungi have a cell wall
Kyten
Decomposed
Animal
No cell wall
Consumers
Nomenclature
Binomial names
1st name genus
2bd name species epithet
1st cap 2nd low
Must by italicized or underlined
1st can be one letter
Phylogenies or cladistics
Cladogram = phylogenetic tree
Clade
Everything that comes off the branch
The common ancestor and all their prodigy
Exaptation
A secondary purpose to a first purpose
Paraphyly / polyphyly
Incorrect clade based on análogos structures
Paraphyl ( missing part)
Polyphyl (missing multiple parts)
Mono phyl is correct
Different trees
Tree of life is verticle passing of traits normal
Web of life is horizontal passing of traits
Ring of life everything is related for a while
Horizontal gene transfer
Can happen in both pro and eu