Survival of the fittest
Evidence for evolution
Speciation + Selection
Anatomy
Cladograms
100
What is the term for when the best fit individuals are more likely to survive and reproduce?
Natural selection
100
Which type of evidence for evolution is found by looking at ancient remains to see how organisms changed over time?
Fossil evidence
100
Which type of selection is it when humans choose the traits they like in organisms?
Artificial selection
100
Which type of anatomy is when organisms have similar structures due to a common ancestor?
Homologous structures
100
Which two organisms are the most closely related?
leopards and house cats
200
What do we call the differences in individuals that arise from DNA mutations?
Variation
200
Which type of evolutionary evidence shows that organisms on the same continent are more closely related than those on different continents?
Biogeography
200
Which type of speciation is it when organisms are separated by a physical barrier and then become different species?
Allopatric speciation
200
Which type of structure is formed independently to have the same function, not because it came from a common ancestor?
Analogous structures
200
Which trait(s) does a wolf have?
Hair + carnivorous
300
What do we call beneficial traits that enhance a species's probability of survivial?
Adaptations
300
Which type of evolutionary evidence compares organisms in their developmental stages to see if they may have had a common ancestor?
Embryology
300
Which type of isolation is it when two organisms cannot mate due to obstacles such as size differences?
Reproductive isolation
300
Which type of structure is no longer useful to an organism but came from an ancestor that used it?
Vestigial structure
300
Who is the most recent common ancestor of lizards, armadillos, and humans?
Y
400
A female bird chooses a male with the song she likes the best. Which type of selection is this?
Sexual selection
400
Which type of evolutionary evidence compares genetic material between organisms to see how related they are?
DNA comparison
400
Which type of speciation is it when organisms are in the same physical space, yet still become different species?
Sympatric speciation
400
Humans have an appendix, but it no longer serves a purpose. Which type of anatomy is this?
Vestigial structure
400
Which organism(s) have jaws, lungs, and gizzards?
bald eagles + alligators
500
A person chooses which colors of tulip they like the most to keep alive in their garden. What is the selection pressure(s) in this situation?
Humans
500
We can see mosquitoes evolve pesticide resistance over many generations because their lifespan is only a couple of weeks. Which type of evidence for evolution is this?
Direct observation
500
One type of frog is ready to mate in May, while another is ready to mate in July. They are considered different species. Which type of isolation is this?
Temporal isolation
500
Each of these organisms have the same bones, but they are used for different functions. Which type of anatomy is this?
Homologous structures
500
Which organism is the most closely related to bald eagles and alligators?
antelope