Vocabulary
A trait shaped by natural selection to help increase survival and reproduction.
Adaptation
The place Darwin traveled to that he gathered his info to develop the theory of natural selection.
The Galapagos
When a population becomes separated by a physical barrier.
Geographic Isolation
This body part of Darwin's Finches changed and adapted to food sources.
Beaks
Another term for Artificial Selection. (there are 2)
Selective Breeding
Domestication
The first person to document an organization of living things.
Aristotle
The process that creates entirely different organisms that will no longer reproduce with each other.
Speciation
Name two species Darwin studied.
Finches, Tortoises, Iguanas, Mockingbirds, Masked Booby
When a population can longer create offspring with each other or the offspring they create can't reproduce.
Reproductive Isolation
Blending into the environment is called this.
Copying the appearance of another organism is called this.
Camouflage
Mimicry
Provide 2 examples of organisms humans have changed through artificial selection.
Dogs, Cats, Cows, Watermelon, Bananas, Carrots, Corn, etc.
The scientist that came up with our current model of organization.
Carl Linneaus
The measure of reproductive success of an organism.
Fitness
The name of the research boat Darwin was a crew member on.
The HMS Beagle
Organisms can be considered different species if they don't produce viable offspring. What does "viable" mean?
They could reproduce
(In this case, different species produce offspring that can't have more offspring. Ex: Ligers)
Birds migrating south in the winters is this type of adaptation.
Behavioral
Animals that chosen for different traits but remain the same species are called this.
Breeds
In "The Great Chain of Being", organisms on the same level were then grouped together based on this.
Movement
Factors that contribute to determining what phenotypes are passed on.
Selection Pressures
Provide examples of selection pressures.
2 biotic & 2 abiotic
Biotic: Predation, Competition, Disease, Food, Habitat
Abiotic: Pollutants, Nutrients, Shelter, Climate
Brown & Rainbow trout are different species even though they can reproduce with each other if forced. Why?
Different spawning seasons
Giraffes having long necks is this type of adaptation.
Morphological
Plants that chosen for different traits but remain the same species are called this.
Varieties
The form and structure of an organism is called this.
Morphology
Term used to describe the color shift in peppered moths.
Industrial melanism
The 4 principles of Natural Selection.
Summarize/abbreviate, you don't need long descriptions.
1. Unique individuals
2. Traits are inherited
3. Over-reproduction (extra offspring)
4. Fitness (reproductive advantages)
The geographic barrier that caused the Kaibab & Abert squirrels to become entirely different species.
Grand Canyon
Provide 3 examples of physiological adaptations.
Creating venom, creating poison, biological antifreeze, mosquitos and blood thinner, antibiotic resistant bacteria
Maize (corn) was derived from this ancestral plant in Mexico.
Teosinte
Kingdom, Phylum, Class, Order, Family, Genus, Species