What caused different variations in the birds' beaks at the Galapagos islands?
Mutations
All embryos have similar structures, what does this mean involving where they all come from?
They all come from a common ancestor
What is genetic Drift?
A random change in allele frequencies
What is a cladogram?
Based on cladistic analysis –compares traits to determine the order in which group of organisms branched off from their common ancestor
What year was Arizona founded?
1912
What is Natural Selection?
process by which organisms that are most suited to their environment survive and reproduce most successfully
What are homologous structures?
Structures that are similar but have different purposes/functions
What is bottleneck effect?
A change in allele frequency due to a major event
Give me 2 examples of which organism are closely related to the brids
Amphibians and the prosimians
How many of you did not pull out your study guides and start studying?
Any answer
What is survival of the fittest mean?
Individuals with adaptations that are well suited to theirenvironment have a higher chance of producing offspring withhigher fitness
For this picture,
Are the forearms a homologous structure?
Are the wings a homologous structure?
Forearms: Yes
Wings: No
What is founder effect?
Which organism have hair?
Prosimians and humans
Who is Spiderman's best friend?
Harry Osborn
What is Sexual Selection? and give me an example?
A type of natural selection that involves, where animals have distinct characteristics or rituals that make them better suited mates and a higher chance to pass of their traits.
Ex: Male peacocks displaying their colorful feathers
Who are closely related based on this image?
Any answer will do if correct
What type of isolation is this?
ex: Mary the bird did not like franks nest building skills, so she said "heck no" to him
Behavioral
What is the common ancestor for a fish bird and human?
1st intersection
What is the best girl scout cookies?
Samoas
Dawn proposed that all living species came from what?
A Common ancestor
Who are distantly related to each other?
Any answer will suffice if correct
Why did the beak shape most likely change overtime in the Galapagos islands?
Pressure that caused the birds to adapt through natural selection
What organisms do not have an amniotic egg?
Amphibians, fish, and insects
What can be broken but never held?
A promise