Lecture 13 Flashcards
what is evolution
descent with modification
what is the process of evolution
variation, natural selection, adaptation
what are the species concepts
biological, morphological, phylogenetic
what is the biological species concept
a species is a group of natural populations whose members can interbreed with one another but cannot interbreed with members of other such groups
what is the morphological species concept
based on morphological distinctiveness
what is the phylogenetic species concept
based on historical relationships or ancestry (uses genetics)
what are the two types of speciation in plants
allopatric and sympatric
what is allopolyploid
occurs from sterile hybrid becoming a polyploid
what is the role of asexual reproduction
allows for hybrids and polyploids to persist as separate species even if meiosis (sexual reproduction) is not possible
what is taxonomy
the identifying, naming and classifying of species
what is the name of the hierarchical classification
International Code of Botanical Nomenclature
what do all plant families end in
-aceae
what do all plant orders end in
-ales
what are the methods of classification
outward similarities and phylogenetic analysis
what are the three domains of life
bacteria, archaea, eukarya