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The 18th century french naturalist Lamarck argued for which of the following ideas
Life evolves, use/disuse, inheritance
Broccoli and cabbage both descended from the same wild mustard and can interbreed. This is an example of
Which one of the following represents two structures that are homologous
Vestigial organs- forearms, etc
In the hardy-weinberg equation, homozygous dominant individuals in a population are represented by
Genetic drift resulting from a disaster that drastically reduces population size is called
Tay sachs is autosomal recessive- homozygs die, heterozygs are resistant to tuberculosis. This is called
There is no fitness difference between individuals with dark and light hair. This describes
Average size of antler size remains the same over a long period of time. This describes
There are two types of rabbits- very dark and very light. No intermediate. This describes
A biological species is defined as
A group of populations whose members have the ability to interbreed and produce fertile offspring
Speciation can occur as a result of reproductive isolation- this occurs when individuals of organisms are
Prezygotic and postzygotic barriers
isolation of a species, with a reproductive barrier forming between it and the parent species is called
the emergence of numerous species from a common ancestor that finds itself ina new and diverse environment is called
situation in which a structure that evolved in one context is later adapted for another function is called
how many periods of mass extinctions have occurred in the last 600 mil yrs?
5, 6 including the one we're in
which of the following is the process by which species not closely related may come to resemble one another if they live in a similar environment
structures that evolved from the same structure in an ancestor are
homology shared in ancestral characteristics
Similarities in a function of hummingbird wings and the wings of a butterfly reflect
derivative form characteristics
taxonomic categories in order fom most specific to most general
Species, Genus, Family, Order, Class, Phylum, Kingdom, Domain
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