Evolution
Changes of organisms over time
What is Evolution?
Individuals in a population vary
What is Variation?
Proposed the theory of evolution by natural selection
Who is Charles Darwin
Is associated with Theory of Evolution by Natural Selection.
Who is Charles Darwin?
This is the sudden geological catastrophes caused the extinction of large groups of organisms.
What is catastrophism?
Variations are inherited
What is heritability?
Preserved remains of ancient organisms
What are Fossils
Had different shaped beaks depending on the island they were from
What are Finches
Is associated with Theory of Inheritance of Acquired Traits.
Who is Jean-Baptist Lamarck?
If a trait is favorable in a particular environment, we say that trait is____.
What is selected for?
More offspring are produced than are able to survive.
What is Overproduction?
Where two lines meet in a cladogram.
What is a node?
The theory of "use and disuse" means ____.
If you aren't using a part/feature, it will eventually go away.
This is another term for Natural selection.
What is The survival of the fittest?
(Example) In a specific habitat, short sunflowers may produce more successfully.
What is Reproductive Advantage?
Process by which evolution occurs.
What is Natural Selection?
Individuals that have certain traits are more likely to survive and reproduce than are individuals that lack those traits.
What is differential reproduction?
Whose theory? Giraffes are born with short and tall necks. Those with tall necks are able to reach trees and eat. They survive and pass those traits to their offspring. Those with short necks die off.
Who is Darwin?
These are the islands that Darwin visited.
What is The Galapagos Islands?
Organisms who are better suited to their environment survive, reproduce, and _______.
What is pass the fittest genes down to their offspring.
A group of branches is called a ___ and includes ___ and ____.
What is a Clade; ancestor and descendants.
The ultimate source of genetic variation
What is genetic mutation
Individual organisms change because they want/need to change during their lifetime due to environmental pressures.
Who is is Lamarck?