Evolution and Evidence
Similar structures that evolved from a common ancestor such as bones humans, cats, bats, and whales have in common.
Homologous Structures
The process in which a species has changed over time is known as this.
Evolution
What adaptation did you give your chameleons so Signy could not find them?
Camoflauge
What characteristic did Darwin observe about the finches on the Galapagos Islands?
Their Beaks!
Preserved remains of ancient organisms
What are fossils?
Any inherited trait that increases an organism's chance of survival is known as this.
What is an adaptation?
In our bird beak lab, how did the different tools demonstrate adaptation?
It showed how different beaks were adapted to eat different foods
What do we call the wide variety of organisms that live on earth?
Diversity
Study of embryos between species to discover common ancestors.
What is embryology.
The concept that organisms who are the best suited to their environment will be the most successful
What is survival of the fittest?
Why did the population of peppered moths in England change from light to dark after the Industrial Revolution?
Light moths were easy to see against sooty trees & were eaten
When fossil evidence connects a gap in evolution by showing traits common to both an ancestral group and its descendants
Missing link
Type of scientist who tries to determine the ages of several fossils using different methods.
Paleontologist
GIve an example of an adaptation of an animal that lives in the snowy tundra
Blubber? Thick Fur? White fur?
What is the importance of DNA in the human body?
It carries the genes that determine inherited traits
Humans were hunter gatherers until about 12000 years ago. What major development in how humans lived sparked the path to modern civilization?
Agriculture
Fossil form in this type of rock
Sedimentary Rock
In a population of codfish, a scientist notes that some fish have larger or smaller fins than others. What are these differences among the traits of organisms in a population are known as?
Genetic Variation
During our Funky Monkey activity, what controlled whether or not the Funky Monkey survived?
The great fate bag, Wrath of Nature
What discovery about 2 million years ago enables humans to develop quickly?
Fire!
Given an example of a vestigial structure, one that has no apparent function and appear to be residual parts from a past ancestor
Tailbone? Appendix?
When an organism completely dies out, it is called.....
Extinction
Whales are closely related to what land animalsl?
Hoofed mammals, horses
Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring?
Natural Selection