EEB330H1 Lecture 4: lecture 4.pdf
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1) Parents from two different species mate and produce a fertileoffspring with a polyploid chromosome number. This is called
allopolyploidy | |
allopatric speciation | |
triploidy | |
mutation selection | |
autopolyploidy |
2)A monophyletic group would be best described as:
a grouping of most, but not all, species descended from a commonancestor | |
a grouping of all species descended from a common ancestor,including that ancestor | |
a grouping of all species descended from a common ancestor,excluding that ancestor | |
a grouping of all species that share a similar set of traits,regardless of whether the traits are homologous or analogous |
3) Vicariance refers to:
a pattern of speciation whereby new species evolve reproductiveisolation in sympatry | |
a kind of speciation where a small group of colonists founds apopulation on an island habitat | |
a pattern of speciation in which a population is subdivided by ageographical barrier | |
a technique for constructing phylogenetic trees based onsynapomorphies |
1) Which statement does NOT accurately describe Felis catus?
A | a large monophyletic group containing many genera of cats |
B | species name for the domestic cat |
C | an example of a latinized binomial, the genus is 1st and each species has a unique second word is descriptive and unique to only 1 species in the genus |
D | an example of a scientific name for a species |
E | a taxonomic unit of the Linnaean classification system |
2) Convergent characters are similar because of _____.
A | similar evolutionary forces resulting in similar characteristics in different, unrelated lineages |
B | homology |
C | descent from a common ancestor |
D | analogy |