Evolution
changes to a group of species over time
Which animal(s) have amniotic eggs?
birds, reptiles, rodents, and primates
Name the broadest taxa.
domain
What was Darwin's theory of evolution purely based on?
observation
What would a scientist use to determine rate of evolution?
Hardy-Weinberg Principle
gradualism
the theory that evolution happened in small, gradual steps
What type of selection is shown in the graph?
What was the first formal system of taxonomic organization?
Linnaeus' System
Which of the following is true regarding Darwin’s theory of evolution?
a. Individuals pass on adaptations to their offspring due to natural selection.
b. Organisms develop favorable adaptations based on a need.
c. Pure chance determines which species evolve.
A
In what sort of population would genetic drift make the most impact? Small, medium, or large?
Small
mimicry
a type of adaptation that allows a species to resemble another species
How many of the species have vertebrae?
all 4
Which domain has the most abundant group of organisms?
bacteria
Who helped Darwin classify his discovered animals?
John Gould
Some snakes have small non-functional leg bones near their tail ends. What term best describes the leg bones found in these snakes?
Vestigial structures
taxonomy
the identification, naming, and classification of organisms
What trait separates sharks from the other species?
bony skeleton
Which taxonomic group would contain the most organisms?
domain
Who proposed the theory of evolution?
Darwin
If a species was wanting to blend in with their environment, what adaptation would they want to utilize?
camouflage
allopatric speciation
the type of speciation where a physical barrier divides one population into two or more
Which species is most closely related to arthropoda?
onychophora
Explain how binomial nomenclature naming works.
Genus first and species second. Only the first letter is capitalized.
What is the biological species concept?
the concept that a species is able to interbreed and produce fertile offspring
What would scientists look at a species fossil record for?
to see the changes in the species over a period of time